Input TRS:
    1: active(U101(tt(),V2)) -> mark(U102(isLNat(V2)))
    2: active(U102(tt())) -> mark(tt())
    3: active(U11(tt(),N,XS)) -> mark(U12(isLNat(XS),N,XS))
    4: active(U111(tt())) -> mark(tt())
    5: active(U12(tt(),N,XS)) -> mark(snd(splitAt(N,XS)))
    6: active(U121(tt())) -> mark(tt())
    7: active(U131(tt(),V2)) -> mark(U132(isLNat(V2)))
    8: active(U132(tt())) -> mark(tt())
    9: active(U141(tt(),V2)) -> mark(U142(isLNat(V2)))
    10: active(U142(tt())) -> mark(tt())
    11: active(U151(tt(),V2)) -> mark(U152(isLNat(V2)))
    12: active(U152(tt())) -> mark(tt())
    13: active(U161(tt(),N)) -> mark(cons(N,natsFrom(s(N))))
    14: active(U171(tt(),N,XS)) -> mark(U172(isLNat(XS),N,XS))
    15: active(U172(tt(),N,XS)) -> mark(head(afterNth(N,XS)))
    16: active(U181(tt(),Y)) -> mark(U182(isLNat(Y),Y))
    17: active(U182(tt(),Y)) -> mark(Y)
    18: active(U191(tt(),XS)) -> mark(pair(nil(),XS))
    19: active(U201(tt(),N,X,XS)) -> mark(U202(isNatural(X),N,X,XS))
    20: active(U202(tt(),N,X,XS)) -> mark(U203(isLNat(XS),N,X,XS))
    21: active(U203(tt(),N,X,XS)) -> mark(U204(splitAt(N,XS),X))
    22: active(U204(pair(YS,ZS),X)) -> mark(pair(cons(X,YS),ZS))
    23: active(U21(tt(),X,Y)) -> mark(U22(isLNat(Y),X))
    24: active(U211(tt(),XS)) -> mark(U212(isLNat(XS),XS))
    25: active(U212(tt(),XS)) -> mark(XS)
    26: active(U22(tt(),X)) -> mark(X)
    27: active(U221(tt(),N,XS)) -> mark(U222(isLNat(XS),N,XS))
    28: active(U222(tt(),N,XS)) -> mark(fst(splitAt(N,XS)))
    29: active(U31(tt(),N,XS)) -> mark(U32(isLNat(XS),N))
    30: active(U32(tt(),N)) -> mark(N)
    31: active(U41(tt(),V2)) -> mark(U42(isLNat(V2)))
    32: active(U42(tt())) -> mark(tt())
    33: active(U51(tt(),V2)) -> mark(U52(isLNat(V2)))
    34: active(U52(tt())) -> mark(tt())
    35: active(U61(tt())) -> mark(tt())
    36: active(U71(tt())) -> mark(tt())
    37: active(U81(tt())) -> mark(tt())
    38: active(U91(tt())) -> mark(tt())
    39: active(afterNth(N,XS)) -> mark(U11(isNatural(N),N,XS))
    40: active(fst(pair(X,Y))) -> mark(U21(isLNat(X),X,Y))
    41: active(head(cons(N,XS))) -> mark(U31(isNatural(N),N,XS))
    42: active(isLNat(nil())) -> mark(tt())
    43: active(isLNat(afterNth(V1,V2))) -> mark(U41(isNatural(V1),V2))
    44: active(isLNat(cons(V1,V2))) -> mark(U51(isNatural(V1),V2))
    45: active(isLNat(fst(V1))) -> mark(U61(isPLNat(V1)))
    46: active(isLNat(natsFrom(V1))) -> mark(U71(isNatural(V1)))
    47: active(isLNat(snd(V1))) -> mark(U81(isPLNat(V1)))
    48: active(isLNat(tail(V1))) -> mark(U91(isLNat(V1)))
    49: active(isLNat(take(V1,V2))) -> mark(U101(isNatural(V1),V2))
    50: active(isNatural(0())) -> mark(tt())
    51: active(isNatural(head(V1))) -> mark(U111(isLNat(V1)))
    52: active(isNatural(s(V1))) -> mark(U121(isNatural(V1)))
    53: active(isNatural(sel(V1,V2))) -> mark(U131(isNatural(V1),V2))
    54: active(isPLNat(pair(V1,V2))) -> mark(U141(isLNat(V1),V2))
    55: active(isPLNat(splitAt(V1,V2))) -> mark(U151(isNatural(V1),V2))
    56: active(natsFrom(N)) -> mark(U161(isNatural(N),N))
    57: active(sel(N,XS)) -> mark(U171(isNatural(N),N,XS))
    58: active(snd(pair(X,Y))) -> mark(U181(isLNat(X),Y))
    59: active(splitAt(0(),XS)) -> mark(U191(isLNat(XS),XS))
    60: active(splitAt(s(N),cons(X,XS))) -> mark(U201(isNatural(N),N,X,XS))
    61: active(tail(cons(N,XS))) -> mark(U211(isNatural(N),XS))
    62: active(take(N,XS)) -> mark(U221(isNatural(N),N,XS))
    63: mark(U101(X1,X2)) -> active(U101(mark(X1),X2))
    64: mark(tt()) -> active(tt())
    65: mark(U102(X)) -> active(U102(mark(X)))
    66: mark(isLNat(X)) -> active(isLNat(X))
    67: mark(U11(X1,X2,X3)) -> active(U11(mark(X1),X2,X3))
    68: mark(U12(X1,X2,X3)) -> active(U12(mark(X1),X2,X3))
    69: mark(U111(X)) -> active(U111(mark(X)))
    70: mark(snd(X)) -> active(snd(mark(X)))
    71: mark(splitAt(X1,X2)) -> active(splitAt(mark(X1),mark(X2)))
    72: mark(U121(X)) -> active(U121(mark(X)))
    73: mark(U131(X1,X2)) -> active(U131(mark(X1),X2))
    74: mark(U132(X)) -> active(U132(mark(X)))
    75: mark(U141(X1,X2)) -> active(U141(mark(X1),X2))
    76: mark(U142(X)) -> active(U142(mark(X)))
    77: mark(U151(X1,X2)) -> active(U151(mark(X1),X2))
    78: mark(U152(X)) -> active(U152(mark(X)))
    79: mark(U161(X1,X2)) -> active(U161(mark(X1),X2))
    80: mark(cons(X1,X2)) -> active(cons(mark(X1),X2))
    81: mark(natsFrom(X)) -> active(natsFrom(mark(X)))
    82: mark(s(X)) -> active(s(mark(X)))
    83: mark(U171(X1,X2,X3)) -> active(U171(mark(X1),X2,X3))
    84: mark(U172(X1,X2,X3)) -> active(U172(mark(X1),X2,X3))
    85: mark(head(X)) -> active(head(mark(X)))
    86: mark(afterNth(X1,X2)) -> active(afterNth(mark(X1),mark(X2)))
    87: mark(U181(X1,X2)) -> active(U181(mark(X1),X2))
    88: mark(U182(X1,X2)) -> active(U182(mark(X1),X2))
    89: mark(U191(X1,X2)) -> active(U191(mark(X1),X2))
    90: mark(pair(X1,X2)) -> active(pair(mark(X1),mark(X2)))
    91: mark(nil()) -> active(nil())
    92: mark(U201(X1,X2,X3,X4)) -> active(U201(mark(X1),X2,X3,X4))
    93: mark(U202(X1,X2,X3,X4)) -> active(U202(mark(X1),X2,X3,X4))
    94: mark(isNatural(X)) -> active(isNatural(X))
    95: mark(U203(X1,X2,X3,X4)) -> active(U203(mark(X1),X2,X3,X4))
    96: mark(U204(X1,X2)) -> active(U204(mark(X1),X2))
    97: mark(U21(X1,X2,X3)) -> active(U21(mark(X1),X2,X3))
    98: mark(U22(X1,X2)) -> active(U22(mark(X1),X2))
    99: mark(U211(X1,X2)) -> active(U211(mark(X1),X2))
    100: mark(U212(X1,X2)) -> active(U212(mark(X1),X2))
    101: mark(U221(X1,X2,X3)) -> active(U221(mark(X1),X2,X3))
    102: mark(U222(X1,X2,X3)) -> active(U222(mark(X1),X2,X3))
    103: mark(fst(X)) -> active(fst(mark(X)))
    104: mark(U31(X1,X2,X3)) -> active(U31(mark(X1),X2,X3))
    105: mark(U32(X1,X2)) -> active(U32(mark(X1),X2))
    106: mark(U41(X1,X2)) -> active(U41(mark(X1),X2))
    107: mark(U42(X)) -> active(U42(mark(X)))
    108: mark(U51(X1,X2)) -> active(U51(mark(X1),X2))
    109: mark(U52(X)) -> active(U52(mark(X)))
    110: mark(U61(X)) -> active(U61(mark(X)))
    111: mark(U71(X)) -> active(U71(mark(X)))
    112: mark(U81(X)) -> active(U81(mark(X)))
    113: mark(U91(X)) -> active(U91(mark(X)))
    114: mark(isPLNat(X)) -> active(isPLNat(X))
    115: mark(tail(X)) -> active(tail(mark(X)))
    116: mark(take(X1,X2)) -> active(take(mark(X1),mark(X2)))
    117: mark(0()) -> active(0())
    118: mark(sel(X1,X2)) -> active(sel(mark(X1),mark(X2)))
    119: U101(mark(X1),X2) -> U101(X1,X2)
    120: U101(X1,mark(X2)) -> U101(X1,X2)
    121: U101(active(X1),X2) -> U101(X1,X2)
    122: U101(X1,active(X2)) -> U101(X1,X2)
    123: U102(mark(X)) -> U102(X)
    124: U102(active(X)) -> U102(X)
    125: isLNat(mark(X)) -> isLNat(X)
    126: isLNat(active(X)) -> isLNat(X)
    127: U11(mark(X1),X2,X3) -> U11(X1,X2,X3)
    128: U11(X1,mark(X2),X3) -> U11(X1,X2,X3)
    129: U11(X1,X2,mark(X3)) -> U11(X1,X2,X3)
    130: U11(active(X1),X2,X3) -> U11(X1,X2,X3)
    131: U11(X1,active(X2),X3) -> U11(X1,X2,X3)
    132: U11(X1,X2,active(X3)) -> U11(X1,X2,X3)
    133: U12(mark(X1),X2,X3) -> U12(X1,X2,X3)
    134: U12(X1,mark(X2),X3) -> U12(X1,X2,X3)
    135: U12(X1,X2,mark(X3)) -> U12(X1,X2,X3)
    136: U12(active(X1),X2,X3) -> U12(X1,X2,X3)
    137: U12(X1,active(X2),X3) -> U12(X1,X2,X3)
    138: U12(X1,X2,active(X3)) -> U12(X1,X2,X3)
    139: U111(mark(X)) -> U111(X)
    140: U111(active(X)) -> U111(X)
    141: snd(mark(X)) -> snd(X)
    142: snd(active(X)) -> snd(X)
    143: splitAt(mark(X1),X2) -> splitAt(X1,X2)
    144: splitAt(X1,mark(X2)) -> splitAt(X1,X2)
    145: splitAt(active(X1),X2) -> splitAt(X1,X2)
    146: splitAt(X1,active(X2)) -> splitAt(X1,X2)
    147: U121(mark(X)) -> U121(X)
    148: U121(active(X)) -> U121(X)
    149: U131(mark(X1),X2) -> U131(X1,X2)
    150: U131(X1,mark(X2)) -> U131(X1,X2)
    151: U131(active(X1),X2) -> U131(X1,X2)
    152: U131(X1,active(X2)) -> U131(X1,X2)
    153: U132(mark(X)) -> U132(X)
    154: U132(active(X)) -> U132(X)
    155: U141(mark(X1),X2) -> U141(X1,X2)
    156: U141(X1,mark(X2)) -> U141(X1,X2)
    157: U141(active(X1),X2) -> U141(X1,X2)
    158: U141(X1,active(X2)) -> U141(X1,X2)
    159: U142(mark(X)) -> U142(X)
    160: U142(active(X)) -> U142(X)
    161: U151(mark(X1),X2) -> U151(X1,X2)
    162: U151(X1,mark(X2)) -> U151(X1,X2)
    163: U151(active(X1),X2) -> U151(X1,X2)
    164: U151(X1,active(X2)) -> U151(X1,X2)
    165: U152(mark(X)) -> U152(X)
    166: U152(active(X)) -> U152(X)
    167: U161(mark(X1),X2) -> U161(X1,X2)
    168: U161(X1,mark(X2)) -> U161(X1,X2)
    169: U161(active(X1),X2) -> U161(X1,X2)
    170: U161(X1,active(X2)) -> U161(X1,X2)
    171: cons(mark(X1),X2) -> cons(X1,X2)
    172: cons(X1,mark(X2)) -> cons(X1,X2)
    173: cons(active(X1),X2) -> cons(X1,X2)
    174: cons(X1,active(X2)) -> cons(X1,X2)
    175: natsFrom(mark(X)) -> natsFrom(X)
    176: natsFrom(active(X)) -> natsFrom(X)
    177: s(mark(X)) -> s(X)
    178: s(active(X)) -> s(X)
    179: U171(mark(X1),X2,X3) -> U171(X1,X2,X3)
    180: U171(X1,mark(X2),X3) -> U171(X1,X2,X3)
    181: U171(X1,X2,mark(X3)) -> U171(X1,X2,X3)
    182: U171(active(X1),X2,X3) -> U171(X1,X2,X3)
    183: U171(X1,active(X2),X3) -> U171(X1,X2,X3)
    184: U171(X1,X2,active(X3)) -> U171(X1,X2,X3)
    185: U172(mark(X1),X2,X3) -> U172(X1,X2,X3)
    186: U172(X1,mark(X2),X3) -> U172(X1,X2,X3)
    187: U172(X1,X2,mark(X3)) -> U172(X1,X2,X3)
    188: U172(active(X1),X2,X3) -> U172(X1,X2,X3)
    189: U172(X1,active(X2),X3) -> U172(X1,X2,X3)
    190: U172(X1,X2,active(X3)) -> U172(X1,X2,X3)
    191: head(mark(X)) -> head(X)
    192: head(active(X)) -> head(X)
    193: afterNth(mark(X1),X2) -> afterNth(X1,X2)
    194: afterNth(X1,mark(X2)) -> afterNth(X1,X2)
    195: afterNth(active(X1),X2) -> afterNth(X1,X2)
    196: afterNth(X1,active(X2)) -> afterNth(X1,X2)
    197: U181(mark(X1),X2) -> U181(X1,X2)
    198: U181(X1,mark(X2)) -> U181(X1,X2)
    199: U181(active(X1),X2) -> U181(X1,X2)
    200: U181(X1,active(X2)) -> U181(X1,X2)
    201: U182(mark(X1),X2) -> U182(X1,X2)
    202: U182(X1,mark(X2)) -> U182(X1,X2)
    203: U182(active(X1),X2) -> U182(X1,X2)
    204: U182(X1,active(X2)) -> U182(X1,X2)
    205: U191(mark(X1),X2) -> U191(X1,X2)
    206: U191(X1,mark(X2)) -> U191(X1,X2)
    207: U191(active(X1),X2) -> U191(X1,X2)
    208: U191(X1,active(X2)) -> U191(X1,X2)
    209: pair(mark(X1),X2) -> pair(X1,X2)
    210: pair(X1,mark(X2)) -> pair(X1,X2)
    211: pair(active(X1),X2) -> pair(X1,X2)
    212: pair(X1,active(X2)) -> pair(X1,X2)
    213: U201(mark(X1),X2,X3,X4) -> U201(X1,X2,X3,X4)
    214: U201(X1,mark(X2),X3,X4) -> U201(X1,X2,X3,X4)
    215: U201(X1,X2,mark(X3),X4) -> U201(X1,X2,X3,X4)
    216: U201(X1,X2,X3,mark(X4)) -> U201(X1,X2,X3,X4)
    217: U201(active(X1),X2,X3,X4) -> U201(X1,X2,X3,X4)
    218: U201(X1,active(X2),X3,X4) -> U201(X1,X2,X3,X4)
    219: U201(X1,X2,active(X3),X4) -> U201(X1,X2,X3,X4)
    220: U201(X1,X2,X3,active(X4)) -> U201(X1,X2,X3,X4)
    221: U202(mark(X1),X2,X3,X4) -> U202(X1,X2,X3,X4)
    222: U202(X1,mark(X2),X3,X4) -> U202(X1,X2,X3,X4)
    223: U202(X1,X2,mark(X3),X4) -> U202(X1,X2,X3,X4)
    224: U202(X1,X2,X3,mark(X4)) -> U202(X1,X2,X3,X4)
    225: U202(active(X1),X2,X3,X4) -> U202(X1,X2,X3,X4)
    226: U202(X1,active(X2),X3,X4) -> U202(X1,X2,X3,X4)
    227: U202(X1,X2,active(X3),X4) -> U202(X1,X2,X3,X4)
    228: U202(X1,X2,X3,active(X4)) -> U202(X1,X2,X3,X4)
    229: isNatural(mark(X)) -> isNatural(X)
    230: isNatural(active(X)) -> isNatural(X)
    231: U203(mark(X1),X2,X3,X4) -> U203(X1,X2,X3,X4)
    232: U203(X1,mark(X2),X3,X4) -> U203(X1,X2,X3,X4)
    233: U203(X1,X2,mark(X3),X4) -> U203(X1,X2,X3,X4)
    234: U203(X1,X2,X3,mark(X4)) -> U203(X1,X2,X3,X4)
    235: U203(active(X1),X2,X3,X4) -> U203(X1,X2,X3,X4)
    236: U203(X1,active(X2),X3,X4) -> U203(X1,X2,X3,X4)
    237: U203(X1,X2,active(X3),X4) -> U203(X1,X2,X3,X4)
    238: U203(X1,X2,X3,active(X4)) -> U203(X1,X2,X3,X4)
    239: U204(mark(X1),X2) -> U204(X1,X2)
    240: U204(X1,mark(X2)) -> U204(X1,X2)
    241: U204(active(X1),X2) -> U204(X1,X2)
    242: U204(X1,active(X2)) -> U204(X1,X2)
    243: U21(mark(X1),X2,X3) -> U21(X1,X2,X3)
    244: U21(X1,mark(X2),X3) -> U21(X1,X2,X3)
    245: U21(X1,X2,mark(X3)) -> U21(X1,X2,X3)
    246: U21(active(X1),X2,X3) -> U21(X1,X2,X3)
    247: U21(X1,active(X2),X3) -> U21(X1,X2,X3)
    248: U21(X1,X2,active(X3)) -> U21(X1,X2,X3)
    249: U22(mark(X1),X2) -> U22(X1,X2)
    250: U22(X1,mark(X2)) -> U22(X1,X2)
    251: U22(active(X1),X2) -> U22(X1,X2)
    252: U22(X1,active(X2)) -> U22(X1,X2)
    253: U211(mark(X1),X2) -> U211(X1,X2)
    254: U211(X1,mark(X2)) -> U211(X1,X2)
    255: U211(active(X1),X2) -> U211(X1,X2)
    256: U211(X1,active(X2)) -> U211(X1,X2)
    257: U212(mark(X1),X2) -> U212(X1,X2)
    258: U212(X1,mark(X2)) -> U212(X1,X2)
    259: U212(active(X1),X2) -> U212(X1,X2)
    260: U212(X1,active(X2)) -> U212(X1,X2)
    261: U221(mark(X1),X2,X3) -> U221(X1,X2,X3)
    262: U221(X1,mark(X2),X3) -> U221(X1,X2,X3)
    263: U221(X1,X2,mark(X3)) -> U221(X1,X2,X3)
    264: U221(active(X1),X2,X3) -> U221(X1,X2,X3)
    265: U221(X1,active(X2),X3) -> U221(X1,X2,X3)
    266: U221(X1,X2,active(X3)) -> U221(X1,X2,X3)
    267: U222(mark(X1),X2,X3) -> U222(X1,X2,X3)
    268: U222(X1,mark(X2),X3) -> U222(X1,X2,X3)
    269: U222(X1,X2,mark(X3)) -> U222(X1,X2,X3)
    270: U222(active(X1),X2,X3) -> U222(X1,X2,X3)
    271: U222(X1,active(X2),X3) -> U222(X1,X2,X3)
    272: U222(X1,X2,active(X3)) -> U222(X1,X2,X3)
    273: fst(mark(X)) -> fst(X)
    274: fst(active(X)) -> fst(X)
    275: U31(mark(X1),X2,X3) -> U31(X1,X2,X3)
    276: U31(X1,mark(X2),X3) -> U31(X1,X2,X3)
    277: U31(X1,X2,mark(X3)) -> U31(X1,X2,X3)
    278: U31(active(X1),X2,X3) -> U31(X1,X2,X3)
    279: U31(X1,active(X2),X3) -> U31(X1,X2,X3)
    280: U31(X1,X2,active(X3)) -> U31(X1,X2,X3)
    281: U32(mark(X1),X2) -> U32(X1,X2)
    282: U32(X1,mark(X2)) -> U32(X1,X2)
    283: U32(active(X1),X2) -> U32(X1,X2)
    284: U32(X1,active(X2)) -> U32(X1,X2)
    285: U41(mark(X1),X2) -> U41(X1,X2)
    286: U41(X1,mark(X2)) -> U41(X1,X2)
    287: U41(active(X1),X2) -> U41(X1,X2)
    288: U41(X1,active(X2)) -> U41(X1,X2)
    289: U42(mark(X)) -> U42(X)
    290: U42(active(X)) -> U42(X)
    291: U51(mark(X1),X2) -> U51(X1,X2)
    292: U51(X1,mark(X2)) -> U51(X1,X2)
    293: U51(active(X1),X2) -> U51(X1,X2)
    294: U51(X1,active(X2)) -> U51(X1,X2)
    295: U52(mark(X)) -> U52(X)
    296: U52(active(X)) -> U52(X)
    297: U61(mark(X)) -> U61(X)
    298: U61(active(X)) -> U61(X)
    299: U71(mark(X)) -> U71(X)
    300: U71(active(X)) -> U71(X)
    301: U81(mark(X)) -> U81(X)
    302: U81(active(X)) -> U81(X)
    303: U91(mark(X)) -> U91(X)
    304: U91(active(X)) -> U91(X)
    305: isPLNat(mark(X)) -> isPLNat(X)
    306: isPLNat(active(X)) -> isPLNat(X)
    307: tail(mark(X)) -> tail(X)
    308: tail(active(X)) -> tail(X)
    309: take(mark(X1),X2) -> take(X1,X2)
    310: take(X1,mark(X2)) -> take(X1,X2)
    311: take(active(X1),X2) -> take(X1,X2)
    312: take(X1,active(X2)) -> take(X1,X2)
    313: sel(mark(X1),X2) -> sel(X1,X2)
    314: sel(X1,mark(X2)) -> sel(X1,X2)
    315: sel(active(X1),X2) -> sel(X1,X2)
    316: sel(X1,active(X2)) -> sel(X1,X2)
Number of strict rules: 316
Direct Order(PosReal,>,Poly) ... failed.
Freezing ... failed.
Dependency Pairs:
   #1: #active(U102(tt())) -> #mark(tt())
   #2: #mark(afterNth(X1,X2)) -> #active(afterNth(mark(X1),mark(X2)))
   #3: #mark(afterNth(X1,X2)) -> #afterNth(mark(X1),mark(X2))
   #4: #mark(afterNth(X1,X2)) -> #mark(X1)
   #5: #mark(afterNth(X1,X2)) -> #mark(X2)
   #6: #active(isLNat(afterNth(V1,V2))) -> #mark(U41(isNatural(V1),V2))
   #7: #active(isLNat(afterNth(V1,V2))) -> #U41(isNatural(V1),V2)
   #8: #active(isLNat(afterNth(V1,V2))) -> #isNatural(V1)
   #9: #active(U31(tt(),N,XS)) -> #mark(U32(isLNat(XS),N))
   #10: #active(U31(tt(),N,XS)) -> #U32(isLNat(XS),N)
   #11: #active(U31(tt(),N,XS)) -> #isLNat(XS)
   #12: #U203(X1,X2,X3,active(X4)) -> #U203(X1,X2,X3,X4)
   #13: #U221(X1,X2,mark(X3)) -> #U221(X1,X2,X3)
   #14: #active(U61(tt())) -> #mark(tt())
   #15: #mark(U171(X1,X2,X3)) -> #active(U171(mark(X1),X2,X3))
   #16: #mark(U171(X1,X2,X3)) -> #U171(mark(X1),X2,X3)
   #17: #mark(U171(X1,X2,X3)) -> #mark(X1)
   #18: #mark(isLNat(X)) -> #active(isLNat(X))
   #19: #s(mark(X)) -> #s(X)
   #20: #active(isLNat(natsFrom(V1))) -> #mark(U71(isNatural(V1)))
   #21: #active(isLNat(natsFrom(V1))) -> #U71(isNatural(V1))
   #22: #active(isLNat(natsFrom(V1))) -> #isNatural(V1)
   #23: #isNatural(mark(X)) -> #isNatural(X)
   #24: #U41(active(X1),X2) -> #U41(X1,X2)
   #25: #U211(mark(X1),X2) -> #U211(X1,X2)
   #26: #active(isLNat(nil())) -> #mark(tt())
   #27: #U42(active(X)) -> #U42(X)
   #28: #mark(tail(X)) -> #active(tail(mark(X)))
   #29: #mark(tail(X)) -> #tail(mark(X))
   #30: #mark(tail(X)) -> #mark(X)
   #31: #U203(X1,mark(X2),X3,X4) -> #U203(X1,X2,X3,X4)
   #32: #U181(X1,mark(X2)) -> #U181(X1,X2)
   #33: #U131(mark(X1),X2) -> #U131(X1,X2)
   #34: #mark(U203(X1,X2,X3,X4)) -> #active(U203(mark(X1),X2,X3,X4))
   #35: #mark(U203(X1,X2,X3,X4)) -> #U203(mark(X1),X2,X3,X4)
   #36: #mark(U203(X1,X2,X3,X4)) -> #mark(X1)
   #37: #U32(active(X1),X2) -> #U32(X1,X2)
   #38: #active(head(cons(N,XS))) -> #mark(U31(isNatural(N),N,XS))
   #39: #active(head(cons(N,XS))) -> #U31(isNatural(N),N,XS)
   #40: #active(head(cons(N,XS))) -> #isNatural(N)
   #41: #U21(X1,X2,active(X3)) -> #U21(X1,X2,X3)
   #42: #U221(X1,active(X2),X3) -> #U221(X1,X2,X3)
   #43: #U22(X1,active(X2)) -> #U22(X1,X2)
   #44: #active(U81(tt())) -> #mark(tt())
   #45: #mark(isPLNat(X)) -> #active(isPLNat(X))
   #46: #mark(U211(X1,X2)) -> #active(U211(mark(X1),X2))
   #47: #mark(U211(X1,X2)) -> #U211(mark(X1),X2)
   #48: #mark(U211(X1,X2)) -> #mark(X1)
   #49: #isNatural(active(X)) -> #isNatural(X)
   #50: #U151(active(X1),X2) -> #U151(X1,X2)
   #51: #mark(U21(X1,X2,X3)) -> #active(U21(mark(X1),X2,X3))
   #52: #mark(U21(X1,X2,X3)) -> #U21(mark(X1),X2,X3)
   #53: #mark(U21(X1,X2,X3)) -> #mark(X1)
   #54: #U32(X1,mark(X2)) -> #U32(X1,X2)
   #55: #mark(nil()) -> #active(nil())
   #56: #mark(U131(X1,X2)) -> #active(U131(mark(X1),X2))
   #57: #mark(U131(X1,X2)) -> #U131(mark(X1),X2)
   #58: #mark(U131(X1,X2)) -> #mark(X1)
   #59: #active(isLNat(snd(V1))) -> #mark(U81(isPLNat(V1)))
   #60: #active(isLNat(snd(V1))) -> #U81(isPLNat(V1))
   #61: #active(isLNat(snd(V1))) -> #isPLNat(V1)
   #62: #take(active(X1),X2) -> #take(X1,X2)
   #63: #U201(X1,active(X2),X3,X4) -> #U201(X1,X2,X3,X4)
   #64: #head(mark(X)) -> #head(X)
   #65: #U204(X1,mark(X2)) -> #U204(X1,X2)
   #66: #active(isNatural(sel(V1,V2))) -> #mark(U131(isNatural(V1),V2))
   #67: #active(isNatural(sel(V1,V2))) -> #U131(isNatural(V1),V2)
   #68: #active(isNatural(sel(V1,V2))) -> #isNatural(V1)
   #69: #U212(X1,active(X2)) -> #U212(X1,X2)
   #70: #U51(active(X1),X2) -> #U51(X1,X2)
   #71: #cons(active(X1),X2) -> #cons(X1,X2)
   #72: #U203(X1,X2,X3,mark(X4)) -> #U203(X1,X2,X3,X4)
   #73: #mark(splitAt(X1,X2)) -> #active(splitAt(mark(X1),mark(X2)))
   #74: #mark(splitAt(X1,X2)) -> #splitAt(mark(X1),mark(X2))
   #75: #mark(splitAt(X1,X2)) -> #mark(X1)
   #76: #mark(splitAt(X1,X2)) -> #mark(X2)
   #77: #U121(mark(X)) -> #U121(X)
   #78: #U111(mark(X)) -> #U111(X)
   #79: #active(isLNat(tail(V1))) -> #mark(U91(isLNat(V1)))
   #80: #active(isLNat(tail(V1))) -> #U91(isLNat(V1))
   #81: #active(isLNat(tail(V1))) -> #isLNat(V1)
   #82: #U222(mark(X1),X2,X3) -> #U222(X1,X2,X3)
   #83: #U102(mark(X)) -> #U102(X)
   #84: #mark(U141(X1,X2)) -> #active(U141(mark(X1),X2))
   #85: #mark(U141(X1,X2)) -> #U141(mark(X1),X2)
   #86: #mark(U141(X1,X2)) -> #mark(X1)
   #87: #U211(active(X1),X2) -> #U211(X1,X2)
   #88: #s(active(X)) -> #s(X)
   #89: #mark(U81(X)) -> #active(U81(mark(X)))
   #90: #mark(U81(X)) -> #U81(mark(X))
   #91: #mark(U81(X)) -> #mark(X)
   #92: #mark(U132(X)) -> #active(U132(mark(X)))
   #93: #mark(U132(X)) -> #U132(mark(X))
   #94: #mark(U132(X)) -> #mark(X)
   #95: #U161(X1,active(X2)) -> #U161(X1,X2)
   #96: #active(snd(pair(X,Y))) -> #mark(U181(isLNat(X),Y))
   #97: #active(snd(pair(X,Y))) -> #U181(isLNat(X),Y)
   #98: #active(snd(pair(X,Y))) -> #isLNat(X)
   #99: #U31(active(X1),X2,X3) -> #U31(X1,X2,X3)
   #100: #U211(X1,active(X2)) -> #U211(X1,X2)
   #101: #U12(X1,X2,active(X3)) -> #U12(X1,X2,X3)
   #102: #mark(U91(X)) -> #active(U91(mark(X)))
   #103: #mark(U91(X)) -> #U91(mark(X))
   #104: #mark(U91(X)) -> #mark(X)
   #105: #U141(X1,active(X2)) -> #U141(X1,X2)
   #106: #active(tail(cons(N,XS))) -> #mark(U211(isNatural(N),XS))
   #107: #active(tail(cons(N,XS))) -> #U211(isNatural(N),XS)
   #108: #active(tail(cons(N,XS))) -> #isNatural(N)
   #109: #active(U91(tt())) -> #mark(tt())
   #110: #U131(active(X1),X2) -> #U131(X1,X2)
   #111: #U132(active(X)) -> #U132(X)
   #112: #U71(active(X)) -> #U71(X)
   #113: #mark(take(X1,X2)) -> #active(take(mark(X1),mark(X2)))
   #114: #mark(take(X1,X2)) -> #take(mark(X1),mark(X2))
   #115: #mark(take(X1,X2)) -> #mark(X1)
   #116: #mark(take(X1,X2)) -> #mark(X2)
   #117: #tail(active(X)) -> #tail(X)
   #118: #U141(mark(X1),X2) -> #U141(X1,X2)
   #119: #active(U121(tt())) -> #mark(tt())
   #120: #sel(X1,mark(X2)) -> #sel(X1,X2)
   #121: #U202(X1,X2,mark(X3),X4) -> #U202(X1,X2,X3,X4)
   #122: #afterNth(X1,active(X2)) -> #afterNth(X1,X2)
   #123: #U152(mark(X)) -> #U152(X)
   #124: #active(splitAt(0(),XS)) -> #mark(U191(isLNat(XS),XS))
   #125: #active(splitAt(0(),XS)) -> #U191(isLNat(XS),XS)
   #126: #active(splitAt(0(),XS)) -> #isLNat(XS)
   #127: #afterNth(mark(X1),X2) -> #afterNth(X1,X2)
   #128: #mark(U61(X)) -> #active(U61(mark(X)))
   #129: #mark(U61(X)) -> #U61(mark(X))
   #130: #mark(U61(X)) -> #mark(X)
   #131: #U11(X1,X2,active(X3)) -> #U11(X1,X2,X3)
   #132: #active(isPLNat(splitAt(V1,V2))) -> #mark(U151(isNatural(V1),V2))
   #133: #active(isPLNat(splitAt(V1,V2))) -> #U151(isNatural(V1),V2)
   #134: #active(isPLNat(splitAt(V1,V2))) -> #isNatural(V1)
   #135: #mark(U11(X1,X2,X3)) -> #active(U11(mark(X1),X2,X3))
   #136: #mark(U11(X1,X2,X3)) -> #U11(mark(X1),X2,X3)
   #137: #mark(U11(X1,X2,X3)) -> #mark(X1)
   #138: #pair(X1,mark(X2)) -> #pair(X1,X2)
   #139: #active(fst(pair(X,Y))) -> #mark(U21(isLNat(X),X,Y))
   #140: #active(fst(pair(X,Y))) -> #U21(isLNat(X),X,Y)
   #141: #active(fst(pair(X,Y))) -> #isLNat(X)
   #142: #U222(X1,mark(X2),X3) -> #U222(X1,X2,X3)
   #143: #mark(pair(X1,X2)) -> #active(pair(mark(X1),mark(X2)))
   #144: #mark(pair(X1,X2)) -> #pair(mark(X1),mark(X2))
   #145: #mark(pair(X1,X2)) -> #mark(X1)
   #146: #mark(pair(X1,X2)) -> #mark(X2)
   #147: #U91(active(X)) -> #U91(X)
   #148: #sel(X1,active(X2)) -> #sel(X1,X2)
   #149: #U22(mark(X1),X2) -> #U22(X1,X2)
   #150: #splitAt(X1,active(X2)) -> #splitAt(X1,X2)
   #151: #take(X1,active(X2)) -> #take(X1,X2)
   #152: #mark(U42(X)) -> #active(U42(mark(X)))
   #153: #mark(U42(X)) -> #U42(mark(X))
   #154: #mark(U42(X)) -> #mark(X)
   #155: #active(isNatural(head(V1))) -> #mark(U111(isLNat(V1)))
   #156: #active(isNatural(head(V1))) -> #U111(isLNat(V1))
   #157: #active(isNatural(head(V1))) -> #isLNat(V1)
   #158: #U201(X1,X2,X3,active(X4)) -> #U201(X1,X2,X3,X4)
   #159: #active(U161(tt(),N)) -> #mark(cons(N,natsFrom(s(N))))
   #160: #active(U161(tt(),N)) -> #cons(N,natsFrom(s(N)))
   #161: #active(U161(tt(),N)) -> #natsFrom(s(N))
   #162: #active(U161(tt(),N)) -> #s(N)
   #163: #active(U141(tt(),V2)) -> #mark(U142(isLNat(V2)))
   #164: #active(U141(tt(),V2)) -> #U142(isLNat(V2))
   #165: #active(U141(tt(),V2)) -> #isLNat(V2)
   #166: #U182(X1,mark(X2)) -> #U182(X1,X2)
   #167: #active(U151(tt(),V2)) -> #mark(U152(isLNat(V2)))
   #168: #active(U151(tt(),V2)) -> #U152(isLNat(V2))
   #169: #active(U151(tt(),V2)) -> #isLNat(V2)
   #170: #U201(X1,mark(X2),X3,X4) -> #U201(X1,X2,X3,X4)
   #171: #mark(U22(X1,X2)) -> #active(U22(mark(X1),X2))
   #172: #mark(U22(X1,X2)) -> #U22(mark(X1),X2)
   #173: #mark(U22(X1,X2)) -> #mark(X1)
   #174: #U71(mark(X)) -> #U71(X)
   #175: #U212(mark(X1),X2) -> #U212(X1,X2)
   #176: #U141(X1,mark(X2)) -> #U141(X1,X2)
   #177: #active(sel(N,XS)) -> #mark(U171(isNatural(N),N,XS))
   #178: #active(sel(N,XS)) -> #U171(isNatural(N),N,XS)
   #179: #active(sel(N,XS)) -> #isNatural(N)
   #180: #U21(X1,X2,mark(X3)) -> #U21(X1,X2,X3)
   #181: #U181(mark(X1),X2) -> #U181(X1,X2)
   #182: #mark(U142(X)) -> #active(U142(mark(X)))
   #183: #mark(U142(X)) -> #U142(mark(X))
   #184: #mark(U142(X)) -> #mark(X)
   #185: #U161(mark(X1),X2) -> #U161(X1,X2)
   #186: #U172(X1,X2,active(X3)) -> #U172(X1,X2,X3)
   #187: #mark(U52(X)) -> #active(U52(mark(X)))
   #188: #mark(U52(X)) -> #U52(mark(X))
   #189: #mark(U52(X)) -> #mark(X)
   #190: #mark(isNatural(X)) -> #active(isNatural(X))
   #191: #active(U211(tt(),XS)) -> #mark(U212(isLNat(XS),XS))
   #192: #active(U211(tt(),XS)) -> #U212(isLNat(XS),XS)
   #193: #active(U211(tt(),XS)) -> #isLNat(XS)
   #194: #U12(X1,mark(X2),X3) -> #U12(X1,X2,X3)
   #195: #mark(snd(X)) -> #active(snd(mark(X)))
   #196: #mark(snd(X)) -> #snd(mark(X))
   #197: #mark(snd(X)) -> #mark(X)
   #198: #fst(mark(X)) -> #fst(X)
   #199: #U41(mark(X1),X2) -> #U41(X1,X2)
   #200: #active(U21(tt(),X,Y)) -> #mark(U22(isLNat(Y),X))
   #201: #active(U21(tt(),X,Y)) -> #U22(isLNat(Y),X)
   #202: #active(U21(tt(),X,Y)) -> #isLNat(Y)
   #203: #U203(X1,active(X2),X3,X4) -> #U203(X1,X2,X3,X4)
   #204: #U11(X1,mark(X2),X3) -> #U11(X1,X2,X3)
   #205: #mark(natsFrom(X)) -> #active(natsFrom(mark(X)))
   #206: #mark(natsFrom(X)) -> #natsFrom(mark(X))
   #207: #mark(natsFrom(X)) -> #mark(X)
   #208: #U91(mark(X)) -> #U91(X)
   #209: #mark(sel(X1,X2)) -> #active(sel(mark(X1),mark(X2)))
   #210: #mark(sel(X1,X2)) -> #sel(mark(X1),mark(X2))
   #211: #mark(sel(X1,X2)) -> #mark(X1)
   #212: #mark(sel(X1,X2)) -> #mark(X2)
   #213: #mark(U152(X)) -> #active(U152(mark(X)))
   #214: #mark(U152(X)) -> #U152(mark(X))
   #215: #mark(U152(X)) -> #mark(X)
   #216: #active(isLNat(fst(V1))) -> #mark(U61(isPLNat(V1)))
   #217: #active(isLNat(fst(V1))) -> #U61(isPLNat(V1))
   #218: #active(isLNat(fst(V1))) -> #isPLNat(V1)
   #219: #U41(X1,active(X2)) -> #U41(X1,X2)
   #220: #mark(U204(X1,X2)) -> #active(U204(mark(X1),X2))
   #221: #mark(U204(X1,X2)) -> #U204(mark(X1),X2)
   #222: #mark(U204(X1,X2)) -> #mark(X1)
   #223: #U182(active(X1),X2) -> #U182(X1,X2)
   #224: #U182(mark(X1),X2) -> #U182(X1,X2)
   #225: #mark(U111(X)) -> #active(U111(mark(X)))
   #226: #mark(U111(X)) -> #U111(mark(X))
   #227: #mark(U111(X)) -> #mark(X)
   #228: #pair(mark(X1),X2) -> #pair(X1,X2)
   #229: #mark(U221(X1,X2,X3)) -> #active(U221(mark(X1),X2,X3))
   #230: #mark(U221(X1,X2,X3)) -> #U221(mark(X1),X2,X3)
   #231: #mark(U221(X1,X2,X3)) -> #mark(X1)
   #232: #active(U152(tt())) -> #mark(tt())
   #233: #active(U41(tt(),V2)) -> #mark(U42(isLNat(V2)))
   #234: #active(U41(tt(),V2)) -> #U42(isLNat(V2))
   #235: #active(U41(tt(),V2)) -> #isLNat(V2)
   #236: #U151(X1,active(X2)) -> #U151(X1,X2)
   #237: #U222(active(X1),X2,X3) -> #U222(X1,X2,X3)
   #238: #U201(active(X1),X2,X3,X4) -> #U201(X1,X2,X3,X4)
   #239: #mark(U161(X1,X2)) -> #active(U161(mark(X1),X2))
   #240: #mark(U161(X1,X2)) -> #U161(mark(X1),X2)
   #241: #mark(U161(X1,X2)) -> #mark(X1)
   #242: #active(natsFrom(N)) -> #mark(U161(isNatural(N),N))
   #243: #active(natsFrom(N)) -> #U161(isNatural(N),N)
   #244: #active(natsFrom(N)) -> #isNatural(N)
   #245: #U51(mark(X1),X2) -> #U51(X1,X2)
   #246: #mark(U191(X1,X2)) -> #active(U191(mark(X1),X2))
   #247: #mark(U191(X1,X2)) -> #U191(mark(X1),X2)
   #248: #mark(U191(X1,X2)) -> #mark(X1)
   #249: #U12(mark(X1),X2,X3) -> #U12(X1,X2,X3)
   #250: #mark(s(X)) -> #active(s(mark(X)))
   #251: #mark(s(X)) -> #s(mark(X))
   #252: #mark(s(X)) -> #mark(X)
   #253: #U31(X1,X2,mark(X3)) -> #U31(X1,X2,X3)
   #254: #U221(X1,X2,active(X3)) -> #U221(X1,X2,X3)
   #255: #mark(U71(X)) -> #active(U71(mark(X)))
   #256: #mark(U71(X)) -> #U71(mark(X))
   #257: #mark(U71(X)) -> #mark(X)
   #258: #active(U171(tt(),N,XS)) -> #mark(U172(isLNat(XS),N,XS))
   #259: #active(U171(tt(),N,XS)) -> #U172(isLNat(XS),N,XS)
   #260: #active(U171(tt(),N,XS)) -> #isLNat(XS)
   #261: #U191(X1,mark(X2)) -> #U191(X1,X2)
   #262: #mark(U41(X1,X2)) -> #active(U41(mark(X1),X2))
   #263: #mark(U41(X1,X2)) -> #U41(mark(X1),X2)
   #264: #mark(U41(X1,X2)) -> #mark(X1)
   #265: #U32(X1,active(X2)) -> #U32(X1,X2)
   #266: #U172(mark(X1),X2,X3) -> #U172(X1,X2,X3)
   #267: #active(take(N,XS)) -> #mark(U221(isNatural(N),N,XS))
   #268: #active(take(N,XS)) -> #U221(isNatural(N),N,XS)
   #269: #active(take(N,XS)) -> #isNatural(N)
   #270: #active(U32(tt(),N)) -> #mark(N)
   #271: #U22(X1,mark(X2)) -> #U22(X1,X2)
   #272: #U181(X1,active(X2)) -> #U181(X1,X2)
   #273: #active(isNatural(s(V1))) -> #mark(U121(isNatural(V1)))
   #274: #active(isNatural(s(V1))) -> #U121(isNatural(V1))
   #275: #active(isNatural(s(V1))) -> #isNatural(V1)
   #276: #active(isLNat(take(V1,V2))) -> #mark(U101(isNatural(V1),V2))
   #277: #active(isLNat(take(V1,V2))) -> #U101(isNatural(V1),V2)
   #278: #active(isLNat(take(V1,V2))) -> #isNatural(V1)
   #279: #active(U212(tt(),XS)) -> #mark(XS)
   #280: #take(X1,mark(X2)) -> #take(X1,X2)
   #281: #U11(active(X1),X2,X3) -> #U11(X1,X2,X3)
   #282: #U152(active(X)) -> #U152(X)
   #283: #mark(U51(X1,X2)) -> #active(U51(mark(X1),X2))
   #284: #mark(U51(X1,X2)) -> #U51(mark(X1),X2)
   #285: #mark(U51(X1,X2)) -> #mark(X1)
   #286: #U11(X1,X2,mark(X3)) -> #U11(X1,X2,X3)
   #287: #U51(X1,active(X2)) -> #U51(X1,X2)
   #288: #sel(active(X1),X2) -> #sel(X1,X2)
   #289: #active(U202(tt(),N,X,XS)) -> #mark(U203(isLNat(XS),N,X,XS))
   #290: #active(U202(tt(),N,X,XS)) -> #U203(isLNat(XS),N,X,XS)
   #291: #active(U202(tt(),N,X,XS)) -> #isLNat(XS)
   #292: #U171(mark(X1),X2,X3) -> #U171(X1,X2,X3)
   #293: #isLNat(active(X)) -> #isLNat(X)
   #294: #cons(X1,active(X2)) -> #cons(X1,X2)
   #295: #mark(U182(X1,X2)) -> #active(U182(mark(X1),X2))
   #296: #mark(U182(X1,X2)) -> #U182(mark(X1),X2)
   #297: #mark(U182(X1,X2)) -> #mark(X1)
   #298: #active(U131(tt(),V2)) -> #mark(U132(isLNat(V2)))
   #299: #active(U131(tt(),V2)) -> #U132(isLNat(V2))
   #300: #active(U131(tt(),V2)) -> #isLNat(V2)
   #301: #U191(active(X1),X2) -> #U191(X1,X2)
   #302: #active(afterNth(N,XS)) -> #mark(U11(isNatural(N),N,XS))
   #303: #active(afterNth(N,XS)) -> #U11(isNatural(N),N,XS)
   #304: #active(afterNth(N,XS)) -> #isNatural(N)
   #305: #U132(mark(X)) -> #U132(X)
   #306: #U211(X1,mark(X2)) -> #U211(X1,X2)
   #307: #U12(active(X1),X2,X3) -> #U12(X1,X2,X3)
   #308: #U202(X1,X2,X3,mark(X4)) -> #U202(X1,X2,X3,X4)
   #309: #active(U142(tt())) -> #mark(tt())
   #310: #take(mark(X1),X2) -> #take(X1,X2)
   #311: #mark(U201(X1,X2,X3,X4)) -> #active(U201(mark(X1),X2,X3,X4))
   #312: #mark(U201(X1,X2,X3,X4)) -> #U201(mark(X1),X2,X3,X4)
   #313: #mark(U201(X1,X2,X3,X4)) -> #mark(X1)
   #314: #U203(X1,X2,mark(X3),X4) -> #U203(X1,X2,X3,X4)
   #315: #U31(X1,mark(X2),X3) -> #U31(X1,X2,X3)
   #316: #natsFrom(mark(X)) -> #natsFrom(X)
   #317: #U101(mark(X1),X2) -> #U101(X1,X2)
   #318: #mark(U202(X1,X2,X3,X4)) -> #active(U202(mark(X1),X2,X3,X4))
   #319: #mark(U202(X1,X2,X3,X4)) -> #U202(mark(X1),X2,X3,X4)
   #320: #mark(U202(X1,X2,X3,X4)) -> #mark(X1)
   #321: #U51(X1,mark(X2)) -> #U51(X1,X2)
   #322: #mark(tt()) -> #active(tt())
   #323: #active(U51(tt(),V2)) -> #mark(U52(isLNat(V2)))
   #324: #active(U51(tt(),V2)) -> #U52(isLNat(V2))
   #325: #active(U51(tt(),V2)) -> #isLNat(V2)
   #326: #U221(mark(X1),X2,X3) -> #U221(X1,X2,X3)
   #327: #mark(U121(X)) -> #active(U121(mark(X)))
   #328: #mark(U121(X)) -> #U121(mark(X))
   #329: #mark(U121(X)) -> #mark(X)
   #330: #U151(X1,mark(X2)) -> #U151(X1,X2)
   #331: #U171(X1,X2,active(X3)) -> #U171(X1,X2,X3)
   #332: #U101(X1,mark(X2)) -> #U101(X1,X2)
   #333: #active(U12(tt(),N,XS)) -> #mark(snd(splitAt(N,XS)))
   #334: #active(U12(tt(),N,XS)) -> #snd(splitAt(N,XS))
   #335: #active(U12(tt(),N,XS)) -> #splitAt(N,XS)
   #336: #active(isLNat(cons(V1,V2))) -> #mark(U51(isNatural(V1),V2))
   #337: #active(isLNat(cons(V1,V2))) -> #U51(isNatural(V1),V2)
   #338: #active(isLNat(cons(V1,V2))) -> #isNatural(V1)
   #339: #U31(X1,X2,active(X3)) -> #U31(X1,X2,X3)
   #340: #mark(U102(X)) -> #active(U102(mark(X)))
   #341: #mark(U102(X)) -> #U102(mark(X))
   #342: #mark(U102(X)) -> #mark(X)
   #343: #U121(active(X)) -> #U121(X)
   #344: #active(U222(tt(),N,XS)) -> #mark(fst(splitAt(N,XS)))
   #345: #active(U222(tt(),N,XS)) -> #fst(splitAt(N,XS))
   #346: #active(U222(tt(),N,XS)) -> #splitAt(N,XS)
   #347: #U61(active(X)) -> #U61(X)
   #348: #U41(X1,mark(X2)) -> #U41(X1,X2)
   #349: #U202(X1,mark(X2),X3,X4) -> #U202(X1,X2,X3,X4)
   #350: #U201(X1,X2,mark(X3),X4) -> #U201(X1,X2,X3,X4)
   #351: #active(U204(pair(YS,ZS),X)) -> #mark(pair(cons(X,YS),ZS))
   #352: #active(U204(pair(YS,ZS),X)) -> #pair(cons(X,YS),ZS)
   #353: #active(U204(pair(YS,ZS),X)) -> #cons(X,YS)
   #354: #U11(mark(X1),X2,X3) -> #U11(X1,X2,X3)
   #355: #U32(mark(X1),X2) -> #U32(X1,X2)
   #356: #U161(active(X1),X2) -> #U161(X1,X2)
   #357: #U22(active(X1),X2) -> #U22(X1,X2)
   #358: #U204(active(X1),X2) -> #U204(X1,X2)
   #359: #fst(active(X)) -> #fst(X)
   #360: #active(U52(tt())) -> #mark(tt())
   #361: #cons(mark(X1),X2) -> #cons(X1,X2)
   #362: #U171(X1,active(X2),X3) -> #U171(X1,X2,X3)
   #363: #mark(U172(X1,X2,X3)) -> #active(U172(mark(X1),X2,X3))
   #364: #mark(U172(X1,X2,X3)) -> #U172(mark(X1),X2,X3)
   #365: #mark(U172(X1,X2,X3)) -> #mark(X1)
   #366: #mark(U181(X1,X2)) -> #active(U181(mark(X1),X2))
   #367: #mark(U181(X1,X2)) -> #U181(mark(X1),X2)
   #368: #mark(U181(X1,X2)) -> #mark(X1)
   #369: #pair(X1,active(X2)) -> #pair(X1,X2)
   #370: #U42(mark(X)) -> #U42(X)
   #371: #afterNth(X1,mark(X2)) -> #afterNth(X1,X2)
   #372: #U141(active(X1),X2) -> #U141(X1,X2)
   #373: #U21(mark(X1),X2,X3) -> #U21(X1,X2,X3)
   #374: #active(U221(tt(),N,XS)) -> #mark(U222(isLNat(XS),N,XS))
   #375: #active(U221(tt(),N,XS)) -> #U222(isLNat(XS),N,XS)
   #376: #active(U221(tt(),N,XS)) -> #isLNat(XS)
   #377: #U221(X1,mark(X2),X3) -> #U221(X1,X2,X3)
   #378: #U12(X1,active(X2),X3) -> #U12(X1,X2,X3)
   #379: #splitAt(X1,mark(X2)) -> #splitAt(X1,X2)
   #380: #snd(active(X)) -> #snd(X)
   #381: #U151(mark(X1),X2) -> #U151(X1,X2)
   #382: #U21(X1,mark(X2),X3) -> #U21(X1,X2,X3)
   #383: #U172(X1,X2,mark(X3)) -> #U172(X1,X2,X3)
   #384: #U131(X1,mark(X2)) -> #U131(X1,X2)
   #385: #active(splitAt(s(N),cons(X,XS))) -> #mark(U201(isNatural(N),N,X,XS))
   #386: #active(splitAt(s(N),cons(X,XS))) -> #U201(isNatural(N),N,X,XS)
   #387: #active(splitAt(s(N),cons(X,XS))) -> #isNatural(N)
   #388: #U191(X1,active(X2)) -> #U191(X1,X2)
   #389: #mark(0()) -> #active(0())
   #390: #U52(mark(X)) -> #U52(X)
   #391: #U222(X1,X2,mark(X3)) -> #U222(X1,X2,X3)
   #392: #U221(active(X1),X2,X3) -> #U221(X1,X2,X3)
   #393: #U181(active(X1),X2) -> #U181(X1,X2)
   #394: #sel(mark(X1),X2) -> #sel(X1,X2)
   #395: #U202(X1,active(X2),X3,X4) -> #U202(X1,X2,X3,X4)
   #396: #U202(X1,X2,X3,active(X4)) -> #U202(X1,X2,X3,X4)
   #397: #cons(X1,mark(X2)) -> #cons(X1,X2)
   #398: #active(U182(tt(),Y)) -> #mark(Y)
   #399: #U202(X1,X2,active(X3),X4) -> #U202(X1,X2,X3,X4)
   #400: #active(U42(tt())) -> #mark(tt())
   #401: #active(U201(tt(),N,X,XS)) -> #mark(U202(isNatural(X),N,X,XS))
   #402: #active(U201(tt(),N,X,XS)) -> #U202(isNatural(X),N,X,XS)
   #403: #active(U201(tt(),N,X,XS)) -> #isNatural(X)
   #404: #splitAt(mark(X1),X2) -> #splitAt(X1,X2)
   #405: #isLNat(mark(X)) -> #isLNat(X)
   #406: #U222(X1,active(X2),X3) -> #U222(X1,X2,X3)
   #407: #U212(active(X1),X2) -> #U212(X1,X2)
   #408: #pair(active(X1),X2) -> #pair(X1,X2)
   #409: #head(active(X)) -> #head(X)
   #410: #U61(mark(X)) -> #U61(X)
   #411: #U172(X1,mark(X2),X3) -> #U172(X1,X2,X3)
   #412: #natsFrom(active(X)) -> #natsFrom(X)
   #413: #tail(mark(X)) -> #tail(X)
   #414: #U31(X1,active(X2),X3) -> #U31(X1,X2,X3)
   #415: #mark(U101(X1,X2)) -> #active(U101(mark(X1),X2))
   #416: #mark(U101(X1,X2)) -> #U101(mark(X1),X2)
   #417: #mark(U101(X1,X2)) -> #mark(X1)
   #418: #U12(X1,X2,mark(X3)) -> #U12(X1,X2,X3)
   #419: #U21(X1,active(X2),X3) -> #U21(X1,X2,X3)
   #420: #U202(active(X1),X2,X3,X4) -> #U202(X1,X2,X3,X4)
   #421: #U52(active(X)) -> #U52(X)
   #422: #mark(U32(X1,X2)) -> #active(U32(mark(X1),X2))
   #423: #mark(U32(X1,X2)) -> #U32(mark(X1),X2)
   #424: #mark(U32(X1,X2)) -> #mark(X1)
   #425: #active(U22(tt(),X)) -> #mark(X)
   #426: #mark(U212(X1,X2)) -> #active(U212(mark(X1),X2))
   #427: #mark(U212(X1,X2)) -> #U212(mark(X1),X2)
   #428: #mark(U212(X1,X2)) -> #mark(X1)
   #429: #mark(head(X)) -> #active(head(mark(X)))
   #430: #mark(head(X)) -> #head(mark(X))
   #431: #mark(head(X)) -> #mark(X)
   #432: #isPLNat(active(X)) -> #isPLNat(X)
   #433: #U203(X1,X2,active(X3),X4) -> #U203(X1,X2,X3,X4)
   #434: #U171(X1,X2,mark(X3)) -> #U171(X1,X2,X3)
   #435: #U101(X1,active(X2)) -> #U101(X1,X2)
   #436: #U201(mark(X1),X2,X3,X4) -> #U201(X1,X2,X3,X4)
   #437: #mark(U12(X1,X2,X3)) -> #active(U12(mark(X1),X2,X3))
   #438: #mark(U12(X1,X2,X3)) -> #U12(mark(X1),X2,X3)
   #439: #mark(U12(X1,X2,X3)) -> #mark(X1)
   #440: #U203(mark(X1),X2,X3,X4) -> #U203(X1,X2,X3,X4)
   #441: #U11(X1,active(X2),X3) -> #U11(X1,X2,X3)
   #442: #active(U71(tt())) -> #mark(tt())
   #443: #active(U203(tt(),N,X,XS)) -> #mark(U204(splitAt(N,XS),X))
   #444: #active(U203(tt(),N,X,XS)) -> #U204(splitAt(N,XS),X)
   #445: #active(U203(tt(),N,X,XS)) -> #splitAt(N,XS)
   #446: #active(U181(tt(),Y)) -> #mark(U182(isLNat(Y),Y))
   #447: #active(U181(tt(),Y)) -> #U182(isLNat(Y),Y)
   #448: #active(U181(tt(),Y)) -> #isLNat(Y)
   #449: #active(U11(tt(),N,XS)) -> #mark(U12(isLNat(XS),N,XS))
   #450: #active(U11(tt(),N,XS)) -> #U12(isLNat(XS),N,XS)
   #451: #active(U11(tt(),N,XS)) -> #isLNat(XS)
   #452: #U142(mark(X)) -> #U142(X)
   #453: #U204(X1,active(X2)) -> #U204(X1,X2)
   #454: #mark(U151(X1,X2)) -> #active(U151(mark(X1),X2))
   #455: #mark(U151(X1,X2)) -> #U151(mark(X1),X2)
   #456: #mark(U151(X1,X2)) -> #mark(X1)
   #457: #active(U101(tt(),V2)) -> #mark(U102(isLNat(V2)))
   #458: #active(U101(tt(),V2)) -> #U102(isLNat(V2))
   #459: #active(U101(tt(),V2)) -> #isLNat(V2)
   #460: #U111(active(X)) -> #U111(X)
   #461: #U102(active(X)) -> #U102(X)
   #462: #isPLNat(mark(X)) -> #isPLNat(X)
   #463: #active(isPLNat(pair(V1,V2))) -> #mark(U141(isLNat(V1),V2))
   #464: #active(isPLNat(pair(V1,V2))) -> #U141(isLNat(V1),V2)
   #465: #active(isPLNat(pair(V1,V2))) -> #isLNat(V1)
   #466: #afterNth(active(X1),X2) -> #afterNth(X1,X2)
   #467: #U21(active(X1),X2,X3) -> #U21(X1,X2,X3)
   #468: #U203(active(X1),X2,X3,X4) -> #U203(X1,X2,X3,X4)
   #469: #U182(X1,active(X2)) -> #U182(X1,X2)
   #470: #U142(active(X)) -> #U142(X)
   #471: #active(U132(tt())) -> #mark(tt())
   #472: #U191(mark(X1),X2) -> #U191(X1,X2)
   #473: #U131(X1,active(X2)) -> #U131(X1,X2)
   #474: #U161(X1,mark(X2)) -> #U161(X1,X2)
   #475: #U201(X1,X2,X3,mark(X4)) -> #U201(X1,X2,X3,X4)
   #476: #snd(mark(X)) -> #snd(X)
   #477: #U101(active(X1),X2) -> #U101(X1,X2)
   #478: #U31(mark(X1),X2,X3) -> #U31(X1,X2,X3)
   #479: #U171(X1,mark(X2),X3) -> #U171(X1,X2,X3)
   #480: #U202(mark(X1),X2,X3,X4) -> #U202(X1,X2,X3,X4)
   #481: #active(U172(tt(),N,XS)) -> #mark(head(afterNth(N,XS)))
   #482: #active(U172(tt(),N,XS)) -> #head(afterNth(N,XS))
   #483: #active(U172(tt(),N,XS)) -> #afterNth(N,XS)
   #484: #splitAt(active(X1),X2) -> #splitAt(X1,X2)
   #485: #U222(X1,X2,active(X3)) -> #U222(X1,X2,X3)
   #486: #mark(U222(X1,X2,X3)) -> #active(U222(mark(X1),X2,X3))
   #487: #mark(U222(X1,X2,X3)) -> #U222(mark(X1),X2,X3)
   #488: #mark(U222(X1,X2,X3)) -> #mark(X1)
   #489: #U172(X1,active(X2),X3) -> #U172(X1,X2,X3)
   #490: #mark(fst(X)) -> #active(fst(mark(X)))
   #491: #mark(fst(X)) -> #fst(mark(X))
   #492: #mark(fst(X)) -> #mark(X)
   #493: #U212(X1,mark(X2)) -> #U212(X1,X2)
   #494: #U201(X1,X2,active(X3),X4) -> #U201(X1,X2,X3,X4)
   #495: #active(U111(tt())) -> #mark(tt())
   #496: #U172(active(X1),X2,X3) -> #U172(X1,X2,X3)
   #497: #U81(active(X)) -> #U81(X)
   #498: #mark(U31(X1,X2,X3)) -> #active(U31(mark(X1),X2,X3))
   #499: #mark(U31(X1,X2,X3)) -> #U31(mark(X1),X2,X3)
   #500: #mark(U31(X1,X2,X3)) -> #mark(X1)
   #501: #U81(mark(X)) -> #U81(X)
   #502: #mark(cons(X1,X2)) -> #active(cons(mark(X1),X2))
   #503: #mark(cons(X1,X2)) -> #cons(mark(X1),X2)
   #504: #mark(cons(X1,X2)) -> #mark(X1)
   #505: #active(isNatural(0())) -> #mark(tt())
   #506: #active(U191(tt(),XS)) -> #mark(pair(nil(),XS))
   #507: #active(U191(tt(),XS)) -> #pair(nil(),XS)
   #508: #U171(active(X1),X2,X3) -> #U171(X1,X2,X3)
   #509: #U204(mark(X1),X2) -> #U204(X1,X2)
Number of SCCs: 54, DPs: 339, edges: 6510
	SCC { #23 #49 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: x1
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #23 #49
Number of SCCs: 53, DPs: 337, edges: 6506
	SCC { #293 #405 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: x1
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #293 #405
Number of SCCs: 52, DPs: 335, edges: 6502
	SCC { #198 #359 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: x1
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #198 #359
Number of SCCs: 51, DPs: 333, edges: 6498
	SCC { #64 #409 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: x1
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #64 #409
Number of SCCs: 50, DPs: 331, edges: 6494
	SCC { #83 #461 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
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  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: x1
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #83 #461
Number of SCCs: 49, DPs: 329, edges: 6490
	SCC { #77 #343 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: x1
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #77 #343
Number of SCCs: 48, DPs: 327, edges: 6486
	SCC { #112 #174 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: x1
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #112 #174
Number of SCCs: 47, DPs: 325, edges: 6482
	SCC { #19 #88 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
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  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: x1
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
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 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #19 #88
Number of SCCs: 46, DPs: 323, edges: 6478
	SCC { #78 #460 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: x1
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #78 #460
Number of SCCs: 45, DPs: 321, edges: 6474
	SCC { #123 #282 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: x1
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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#U101(x1,x2)	weight: 0
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   U71(x1)	weight: 0
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natsFrom(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
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 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
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#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
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afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
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isLNat(x1)	weight: 0
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#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #123 #282
Number of SCCs: 44, DPs: 319, edges: 6470
	SCC { #316 #412 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: x1
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #316 #412
Number of SCCs: 43, DPs: 317, edges: 6466
	SCC { #380 #476 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: x1
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #380 #476
Number of SCCs: 42, DPs: 315, edges: 6462
	SCC { #390 #421 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: x1
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #390 #421
Number of SCCs: 41, DPs: 313, edges: 6458
	SCC { #452 #470 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: x1
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #452 #470
Number of SCCs: 40, DPs: 311, edges: 6454
	SCC { #27 #370 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: x1
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #27 #370
Number of SCCs: 39, DPs: 309, edges: 6450
	SCC { #347 #410 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: x1
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #347 #410
Number of SCCs: 38, DPs: 307, edges: 6446
	SCC { #147 #208 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
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   U71(x1)	weight: 0
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#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: x1
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #147 #208
Number of SCCs: 37, DPs: 305, edges: 6442
	SCC { #111 #305 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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#U101(x1,x2)	weight: 0
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   U71(x1)	weight: 0
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#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: x1
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #111 #305
Number of SCCs: 36, DPs: 303, edges: 6438
	SCC { #497 #501 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
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isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: x1
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#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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natsFrom(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
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 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
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#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
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afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
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isLNat(x1)	weight: 0
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#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #497 #501
Number of SCCs: 35, DPs: 301, edges: 6434
	SCC { #117 #413 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: x1
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #117 #413
Number of SCCs: 34, DPs: 299, edges: 6430
	SCC { #432 #462 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: x1
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #432 #462
Number of SCCs: 33, DPs: 297, edges: 6426
	SCC { #71 #294 #361 #397 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: x2
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #294 #397
Number of SCCs: 33, DPs: 295, edges: 6414
	SCC { #71 #361 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: x1
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #71 #361
Number of SCCs: 32, DPs: 293, edges: 6410
	SCC { #37 #54 #265 #355 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: x1
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #37 #355
Number of SCCs: 33, DPs: 291, edges: 6398
	SCC { #54 #265 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: x2
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #54 #265
Number of SCCs: 32, DPs: 289, edges: 6394
	SCC { #150 #379 #404 #484 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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  U132(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
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  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: x1
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #404 #484
Number of SCCs: 33, DPs: 287, edges: 6382
	SCC { #150 #379 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: x2
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #150 #379
Number of SCCs: 32, DPs: 285, edges: 6378
	SCC { #50 #236 #330 #381 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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#U101(x1,x2)	weight: 0
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#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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natsFrom(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
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 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
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#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
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afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
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isLNat(x1)	weight: 0
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#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
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#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: x1
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #50 #381
Number of SCCs: 33, DPs: 283, edges: 6366
	SCC { #236 #330 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: x2
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #236 #330
Number of SCCs: 32, DPs: 281, edges: 6362
	SCC { #69 #175 #407 #493 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: x2
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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  U132(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
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 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #69 #493
Number of SCCs: 33, DPs: 279, edges: 6350
	SCC { #175 #407 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: x1
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #175 #407
Number of SCCs: 32, DPs: 277, edges: 6346
	SCC { #317 #332 #435 #477 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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#U101(x1,x2)	weight: x2
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
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 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #332 #435
Number of SCCs: 33, DPs: 275, edges: 6334
	SCC { #317 #477 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: x1
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #317 #477
Number of SCCs: 32, DPs: 273, edges: 6330
	SCC { #32 #181 #272 #393 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: x2
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #32 #272
Number of SCCs: 33, DPs: 271, edges: 6318
	SCC { #181 #393 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: x1
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #181 #393
Number of SCCs: 32, DPs: 269, edges: 6314
	SCC { #166 #223 #224 #469 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: x1
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #223 #224
Number of SCCs: 33, DPs: 267, edges: 6302
	SCC { #166 #469 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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#U101(x1,x2)	weight: 0
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   U71(x1)	weight: 0
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#U212(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
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 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
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#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
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   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
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isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: x2
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
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#active(x1)	weight: 0
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#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #166 #469
Number of SCCs: 32, DPs: 265, edges: 6298
	SCC { #122 #127 #371 #466 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: x2
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #122 #371
Number of SCCs: 33, DPs: 263, edges: 6286
	SCC { #127 #466 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: x1
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #127 #466
Number of SCCs: 32, DPs: 261, edges: 6282
	SCC { #70 #245 #287 #321 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: x1
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #70 #245
Number of SCCs: 33, DPs: 259, edges: 6270
	SCC { #287 #321 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
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#take(x1,x2)	weight: 0
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isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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#U101(x1,x2)	weight: 0
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   U71(x1)	weight: 0
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#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
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 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: x2
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #287 #321
Number of SCCs: 32, DPs: 257, edges: 6266
	SCC { #24 #199 #219 #348 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: x1
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #24 #199
Number of SCCs: 33, DPs: 255, edges: 6254
	SCC { #219 #348 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: x2
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #219 #348
Number of SCCs: 32, DPs: 253, edges: 6250
	SCC { #261 #301 #388 #472 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
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 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: x2
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #261 #388
Number of SCCs: 33, DPs: 251, edges: 6238
	SCC { #301 #472 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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#U101(x1,x2)	weight: 0
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   U71(x1)	weight: 0
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#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: x1
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #301 #472
Number of SCCs: 32, DPs: 249, edges: 6234
	SCC { #138 #228 #369 #408 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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isPLNat(x1)	weight: 0
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#U101(x1,x2)	weight: 0
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natsFrom(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
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 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
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#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
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#isLNat(x1)	weight: 0
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afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
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#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
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   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
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   U52(x1)	weight: 0
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 #U51(x1,x2)	weight: 0
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active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
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 #U41(x1,x2)	weight: 0
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#natsFrom(x1)	weight: 0
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   U81(x1)	weight: 0
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    tt()	weight: 0
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#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: x2
   U22(x1,x2)	weight: 0
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#U161(x1,x2)	weight: 0
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#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #138 #369
Number of SCCs: 33, DPs: 247, edges: 6222
	SCC { #228 #408 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: x1
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #228 #408
Number of SCCs: 32, DPs: 245, edges: 6218
	SCC { #95 #185 #356 #474 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: x1
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #185 #356
Number of SCCs: 33, DPs: 243, edges: 6206
	SCC { #95 #474 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: x2
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #95 #474
Number of SCCs: 32, DPs: 241, edges: 6202
	SCC { #65 #358 #453 #509 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: x2
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #65 #453
Number of SCCs: 33, DPs: 239, edges: 6190
	SCC { #358 #509 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: x1
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #358 #509
Number of SCCs: 32, DPs: 237, edges: 6186
	SCC { #120 #148 #288 #394 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
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  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: x2
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
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 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #120 #148
Number of SCCs: 33, DPs: 235, edges: 6174
	SCC { #288 #394 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: x1
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #288 #394
Number of SCCs: 32, DPs: 233, edges: 6170
	SCC { #33 #110 #384 #473 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
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#U101(x1,x2)	weight: 0
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   U71(x1)	weight: 0
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#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: x1
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #33 #110
Number of SCCs: 33, DPs: 231, edges: 6158
	SCC { #384 #473 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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#U101(x1,x2)	weight: 0
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   U71(x1)	weight: 0
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#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
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  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: x2
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
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 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #384 #473
Number of SCCs: 32, DPs: 229, edges: 6154
	SCC { #43 #149 #271 #357 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
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natsFrom(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
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#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
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#U141(x1,x2)	weight: 0
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  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
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 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: x1
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #149 #357
Number of SCCs: 33, DPs: 227, edges: 6142
	SCC { #43 #271 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
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   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
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     s(x1)	weight: 0
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isNatural(x1)	weight: 0
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#U141(x1,x2)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
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afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
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isLNat(x1)	weight: 0
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#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
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 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
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#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: x2
    tt()	weight: 0
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#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #43 #271
Number of SCCs: 32, DPs: 225, edges: 6138
	SCC { #62 #151 #280 #310 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
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   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
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     s(x1)	weight: 0
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#take(x1,x2)	weight: x1
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splitAt(x1,x2)	weight: 0
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#U202(x1,x2,x3,x4)	weight: 0
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     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
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#isLNat(x1)	weight: 0
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afterNth(x1,x2)	weight: 0
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isLNat(x1)	weight: 0
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#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
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#afterNth(x1,x2)	weight: 0
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   U32(x1,x2)	weight: 0
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active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
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   U81(x1)	weight: 0
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    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
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#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #62 #310
Number of SCCs: 33, DPs: 223, edges: 6126
	SCC { #151 #280 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
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   U21(x1,x2,x3)	weight: 0
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isNatural(x1)	weight: 0
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     0()	weight: 0
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#U102(x1)	weight: 0
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afterNth(x1,x2)	weight: 0
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isLNat(x1)	weight: 0
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#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
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active(x1)	weight: (/ 1 2) + x1
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#natsFrom(x1)	weight: 0
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   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
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#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
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#U204(x1,x2)	weight: 0
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    Usable rules: { }
    Removed DPs: #151 #280
Number of SCCs: 32, DPs: 221, edges: 6122
	SCC { #105 #118 #176 #372 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
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splitAt(x1,x2)	weight: 0
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isNatural(x1)	weight: 0
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#U141(x1,x2)	weight: x2
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#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #105 #176
Number of SCCs: 33, DPs: 219, edges: 6110
	SCC { #118 #372 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: x1
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #118 #372
Number of SCCs: 32, DPs: 217, edges: 6106
	SCC { #25 #87 #100 #306 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: x2
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #100 #306
Number of SCCs: 33, DPs: 215, edges: 6094
	SCC { #25 #87 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: x1
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #25 #87
Number of SCCs: 32, DPs: 213, edges: 6090
	SCC { #131 #204 #281 #286 #354 #441 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
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  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: x1 + x3
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #131 #281 #286 #354
Number of SCCs: 33, DPs: 209, edges: 6058
	SCC { #204 #441 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
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#U101(x1,x2)	weight: 0
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natsFrom(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
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  U201(x1,x2,x3,x4)	weight: 0
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#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: x2
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #204 #441
Number of SCCs: 32, DPs: 207, edges: 6054
	SCC { #99 #253 #315 #339 #414 #478 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
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     s(x1)	weight: 0
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#U101(x1,x2)	weight: 0
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natsFrom(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
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#U141(x1,x2)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
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afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
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#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
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active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
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#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
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#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: x1 + x2
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #99 #315 #414 #478
Number of SCCs: 33, DPs: 203, edges: 6022
	SCC { #253 #339 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
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#take(x1,x2)	weight: 0
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#U101(x1,x2)	weight: 0
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splitAt(x1,x2)	weight: 0
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isNatural(x1)	weight: 0
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#isLNat(x1)	weight: 0
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afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
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isLNat(x1)	weight: 0
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#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
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#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
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 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
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#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
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    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
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#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: x3
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #253 #339
Number of SCCs: 32, DPs: 201, edges: 6018
	SCC { #41 #180 #373 #382 #419 #467 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
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   U21(x1,x2,x3)	weight: 0
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#U101(x1,x2)	weight: 0
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splitAt(x1,x2)	weight: 0
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isNatural(x1)	weight: 0
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#U102(x1)	weight: 0
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afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
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isLNat(x1)	weight: 0
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#splitAt(x1,x2)	weight: 0
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#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
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#U221(x1,x2,x3)	weight: 0
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active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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#natsFrom(x1)	weight: 0
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 #U21(x1,x2,x3)	weight: x1 + x2
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
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#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
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  U121(x1)	weight: 0
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#U204(x1,x2)	weight: 0
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    Usable rules: { }
    Removed DPs: #373 #382 #419 #467
Number of SCCs: 33, DPs: 197, edges: 5986
	SCC { #41 #180 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
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isNatural(x1)	weight: 0
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  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: x3
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #41 #180
Number of SCCs: 32, DPs: 195, edges: 5982
	SCC { #82 #142 #237 #391 #406 #485 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: x1 + x3
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #82 #237 #391 #485
Number of SCCs: 33, DPs: 191, edges: 5950
	SCC { #142 #406 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: x2
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #142 #406
Number of SCCs: 32, DPs: 189, edges: 5946
	SCC { #101 #194 #249 #307 #378 #418 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: x2 + x3
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #101 #194 #378 #418
Number of SCCs: 33, DPs: 185, edges: 5914
	SCC { #249 #307 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
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  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: x1
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #249 #307
Number of SCCs: 32, DPs: 183, edges: 5910
	SCC { #186 #266 #383 #411 #489 #496 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: x1 + x2
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #266 #411 #489 #496
Number of SCCs: 33, DPs: 179, edges: 5878
	SCC { #186 #383 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
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#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: x3
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #186 #383
Number of SCCs: 32, DPs: 177, edges: 5874
	SCC { #13 #42 #254 #326 #377 #392 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
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#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
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   fst(x1)	weight: 0
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natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
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  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: x1 + x3
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
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 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #13 #254 #326 #392
Number of SCCs: 33, DPs: 173, edges: 5842
	SCC { #42 #377 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
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#take(x1,x2)	weight: 0
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#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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#U101(x1,x2)	weight: 0
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#U212(x1,x2)	weight: 0
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natsFrom(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
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 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
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#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: x2
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #42 #377
Number of SCCs: 32, DPs: 171, edges: 5838
	SCC { #292 #331 #362 #434 #479 #508 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
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#take(x1,x2)	weight: 0
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isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
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#U101(x1,x2)	weight: 0
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natsFrom(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
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#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
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#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
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#U171(x1,x2,x3)	weight: x1 + x3
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
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#isLNat(x1)	weight: 0
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#U211(x1,x2)	weight: 0
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#splitAt(x1,x2)	weight: 0
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#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #292 #331 #434 #508
Number of SCCs: 33, DPs: 167, edges: 5806
	SCC { #362 #479 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: x2
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #362 #479
Number of SCCs: 32, DPs: 165, edges: 5802
	SCC { #121 #308 #349 #395 #396 #399 #420 #480 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: x1 + x2 + x3
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #121 #349 #395 #399 #420 #480
Number of SCCs: 33, DPs: 159, edges: 5742
	SCC { #308 #396 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: x4
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #308 #396
Number of SCCs: 32, DPs: 157, edges: 5738
	SCC { #12 #31 #72 #203 #314 #433 #440 #468 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: 0
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: 0
  pair(x1,x2)	weight: 0
   fst(x1)	weight: 0
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: 0
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: 0
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: 0
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: 0
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: 0
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: 0
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: 0
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: 0
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: x2 + x3 + x4
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #12 #31 #72 #203 #314 #433
Number of SCCs: 33, DPs: 151, edges: 5678
	SCC { #440 #468 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: 0
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
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splitAt(x1,x2)	weight: 0
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#U202(x1,x2,x3,x4)	weight: 0
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 #U42(x1)	weight: 0
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 #U12(x1,x2,x3)	weight: 0
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#isLNat(x1)	weight: 0
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afterNth(x1,x2)	weight: 0
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isLNat(x1)	weight: 0
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#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
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#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: x1
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #440 #468
Number of SCCs: 32, DPs: 149, edges: 5674
	SCC { #63 #158 #170 #238 #350 #436 #475 #494 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: x2 + x3 + x4
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
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splitAt(x1,x2)	weight: 0
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#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
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#mark(x1)	weight: 0
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#isLNat(x1)	weight: 0
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afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
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#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
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 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
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   U81(x1)	weight: 0
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    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: 0
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #63 #158 #170 #350 #475 #494
Number of SCCs: 33, DPs: 143, edges: 5614
	SCC { #238 #436 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: x1
  U204(x1,x2)	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: 0
   U11(x1,x2,x3)	weight: 0
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     s(x1)	weight: 0
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#U152(x1)	weight: 0
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   U42(x1)	weight: 0
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#U101(x1,x2)	weight: 0
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splitAt(x1,x2)	weight: 0
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#isLNat(x1)	weight: 0
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afterNth(x1,x2)	weight: 0
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isLNat(x1)	weight: 0
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#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 2) + x1
  U151(x1,x2)	weight: 0
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: 0
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: 0
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 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 2) + x1
   U31(x1,x2,x3)	weight: 0
  head(x1)	weight: 0
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 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
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 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
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#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: 0
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: 0
    Usable rules: { }
    Removed DPs: #238 #436
Number of SCCs: 32, DPs: 141, edges: 5610
	SCC { #2 #4..6 #9 #15 #17 #18 #20 #28 #30 #34 #36 #38 #45 #46 #48 #51 #53 #56 #58 #59 #66 #73 #75 #76 #79 #84 #86 #91 #94 #96 #104 #106 #113 #115 #116 #124 #130 #132 #135 #137 #139 #145 #146 #154 #155 #159 #163 #167 #171 #173 #177 #184 #189..191 #195 #197 #200 #205 #207 #209 #211 #212 #215 #216 #220 #222 #227 #229 #231 #233 #239 #241 #242 #246 #248 #252 #257 #258 #262 #264 #267 #270 #273 #276 #279 #283 #285 #289 #295 #297 #298 #302 #311 #313 #318 #320 #323 #329 #333 #336 #342 #344 #351 #363 #365 #366 #368 #374 #385 #398 #401 #415 #417 #422 #424..426 #428 #429 #431 #437 #439 #443 #446 #449 #454 #456 #457 #463 #481 #486 #488 #490 #492 #498 #500 #504 #506 }
Removing DPs: Order(PosReal,>,Sum)... Order(PosReal,>,Max)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: max{7177 + x2, x1}
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: max{0, (/ 57413 8) + x2, (/ 1 4) + x1}
  U161(x1,x2)	weight: max{(/ 57413 8) + x2, (/ 1 8) + x1}
  U182(x1,x2)	weight: max{(/ 1 8) + x2, (/ 1 4) + x1}
   U11(x1,x2,x3)	weight: max{(/ 86123 4) + x3, (/ 172247 8) + x2, 21531 + x1}
#cons(x1,x2)	weight: 0
     s(x1)	weight: x1
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: x1
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: (/ 57411 8)
   U42(x1)	weight: x1
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  U221(x1,x2,x3)	weight: max{(/ 43061 2) + x3, 21531 + x2, (/ 114835 8) + x1}
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: max{(/ 172247 8) + x2, (/ 172249 8) + x1}
   U71(x1)	weight: x1
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: max{0, x1}
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: max{0, x1}
  pair(x1,x2)	weight: max{(/ 1 8) + x2, (/ 1 4) + x1}
   fst(x1)	weight: (/ 57413 8) + x1
  U111(x1)	weight: x1
  U132(x1)	weight: x1
  U152(x1)	weight: x1
natsFrom(x1)	weight: (/ 57413 8) + x1
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: max{(/ 401901 8) + x3, (/ 344489 8) + x2, (/ 172245 4) + x1}
splitAt(x1,x2)	weight: max{(/ 57417 8) + x2, (/ 28707 4) + x1}
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: max{(/ 172245 8) + x3, (/ 43061 2) + x2, (/ 114831 8) + x1}
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: (/ 57411 8)
  U222(x1,x2,x3)	weight: max{(/ 114831 8) + x3, (/ 172245 8) + x2, 14354 + x1}
  U201(x1,x2,x3,x4)	weight: max{(/ 57417 8) + x4, (/ 96179 8) + x3, (/ 28707 4) + x2, (/ 1 4) + x1}
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
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#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: (/ 114827 8) + x1
#mark(x1)	weight: x1
     0()	weight: (/ 3 8)
  U191(x1,x2)	weight: max{(/ 1 2) + x2, (/ 5 8) + x1}
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
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#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: max{(/ 57417 8) + x4, (/ 28709 4) + x3, (/ 28707 4) + x2, (/ 1 8) + x1}
   sel(x1,x2)	weight: max{(/ 114829 2) + x2, (/ 459315 8) + x1}
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: max{(/ 57415 2) + x2, (/ 229661 8) + x1}
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
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isLNat(x1)	weight: (/ 57411 8)
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#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: max{(/ 1 8) + x2, (/ 1 4) + x1}
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: max{(/ 28707 4) + x2, (/ 57415 8) + x1}
  U203(x1,x2,x3,x4)	weight: max{(/ 57417 8) + x4, 7177 + x3, (/ 28707 4) + x2, (/ 1 2) + x1}
   U52(x1)	weight: x1
   U61(x1)	weight: x1
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: x1
   U31(x1,x2,x3)	weight: max{7177 + x3, (/ 28707 4) + x2, (/ 57415 8) + x1}
  head(x1)	weight: (/ 114827 8) + x1
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: max{x2, (/ 19381 4) + x1}
#natsFrom(x1)	weight: 0
  U102(x1)	weight: x1
#active(x1)	weight: x1
   snd(x1)	weight: (/ 57413 4) + x1
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: x1
 #U22(x1,x2)	weight: 0
    tt()	weight: (/ 57411 8)
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: max{(/ 14353 2) + x2, (/ 1 8) + x1}
   U51(x1,x2)	weight: max{0, x1}
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: max{(/ 1 8) + x2, (/ 1 4) + x1}
   U41(x1,x2)	weight: max{0, x1}
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: x1
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: max{(/ 28707 4) + x2, (/ 57415 8) + x1}
    Usable rules: { 1..316 }
    Removed DPs: #4 #5 #9 #17 #30 #36 #38 #48 #53 #75 #76 #96 #106 #115 #116 #124 #137 #139 #145 #146 #173 #177 #191 #197 #200 #207 #211 #212 #231 #241 #248 #258 #267 #270 #279 #297 #302 #313 #320 #333 #344 #365 #368 #374 #398 #424 #425 #428 #431 #439 #446 #449 #481 #488 #492 #500 #504 #506
Number of SCCs: 33, DPs: 55, edges: 710
	SCC { #6 #18 #20 #34 #45 #56 #58 #59 #66 #73 #79 #84 #86 #91 #94 #104 #130 #132 #154 #155 #163 #167 #184 #189 #190 #215 #216 #222 #227 #233 #252 #257 #262 #264 #273 #276 #283 #285 #289 #298 #311 #318 #323 #329 #336 #342 #385 #401 #415 #417 #443 #454 #456 #457 #463 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: x1
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: 0
  U161(x1,x2)	weight: x2
  U182(x1,x2)	weight: (/ 1 2)
   U11(x1,x2,x3)	weight: x2 + x3
#cons(x1,x2)	weight: 0
     s(x1)	weight: (/ 1 16) + x1
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: x1
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: x1
   U91(x1)	weight: x1
  U221(x1,x2,x3)	weight: (/ 3 16)
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: (/ 1 16)
   U71(x1)	weight: x1
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: x1
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: x1
  pair(x1,x2)	weight: (/ 1 8) + x1
   fst(x1)	weight: (/ 7 16) + x1
  U111(x1)	weight: x1
  U132(x1)	weight: x1
  U152(x1)	weight: x1
natsFrom(x1)	weight: (/ 1 16)
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: (/ 5 16) + x2
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: (/ 1 8) + x2
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: (/ 5 16)
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: x1
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: (/ 1 16)
#mark(x1)	weight: x1
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: (/ 3 16) + x2 + x3
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: x1
   sel(x1,x2)	weight: (/ 1 16)
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: (/ 1 16)
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 16) + x1
  U151(x1,x2)	weight: x1
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: x2
  U203(x1,x2,x3,x4)	weight: 0
   U52(x1)	weight: x1
   U61(x1)	weight: x1
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 8) + x1
   U31(x1,x2,x3)	weight: x2 + x3
  head(x1)	weight: (/ 7 16)
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: x1
#natsFrom(x1)	weight: 0
  U102(x1)	weight: x1
#active(x1)	weight: 0
   snd(x1)	weight: (/ 1 4)
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: x1
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: x1
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: x2
   U41(x1,x2)	weight: x1
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: x1
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: (/ 3 8)
    Usable rules: { 119..122 125..138 143..146 149..152 155..158 161..164 167..174 179..190 197..272 275..288 291..294 305 306 }
    Removed DPs: #252
Number of SCCs: 33, DPs: 54, edges: 658
	SCC { #6 #18 #20 #34 #45 #56 #58 #59 #66 #73 #79 #84 #86 #91 #94 #104 #130 #132 #154 #155 #163 #167 #184 #189 #190 #215 #216 #222 #227 #233 #257 #262 #264 #273 #276 #283 #285 #289 #298 #311 #318 #323 #329 #336 #342 #385 #401 #415 #417 #443 #454 #456 #457 #463 }
Removing DPs: Order(PosReal,>,Sum)... Order(PosReal,>,Max)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: max{(/ 9 16) + x2, x1}
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: max{x3, (/ 114821 16) + x2, (/ 28705 4) + x1}
  U161(x1,x2)	weight: max{(/ 114821 16) + x2, (/ 3 16) + x1}
  U182(x1,x2)	weight: max{(/ 1 16) + x2, (/ 1 8) + x1}
   U11(x1,x2,x3)	weight: max{(/ 3 4) + x3, (/ 13 16) + x2, (/ 7 8) + x1}
#cons(x1,x2)	weight: 0
     s(x1)	weight: x1
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: (/ 1 8) + x1
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: (/ 1 16) + x1
   U42(x1)	weight: (/ 3 4) + x1
   U91(x1)	weight: (/ 1 16) + x1
  U221(x1,x2,x3)	weight: max{(/ 229649 16) + x3, (/ 114825 8) + x2, 14353 + x1}
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: max{(/ 229649 16) + x2, (/ 114825 8) + x1}
   U71(x1)	weight: (/ 1 16) + x1
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: max{x2, (/ 21 16) + x1}
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: max{(/ 229647 16) + x2, 14353 + x1}
  pair(x1,x2)	weight: max{(/ 3 16) + x2, (/ 1 4) + x1}
   fst(x1)	weight: (/ 114819 16) + x1
  U111(x1)	weight: (/ 1 16) + x1
  U132(x1)	weight: x1
  U152(x1)	weight: x1
natsFrom(x1)	weight: (/ 114821 16) + x1
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: max{(/ 21 16) + x3, (/ 19 16) + x2, (/ 5 4) + x1}
splitAt(x1,x2)	weight: max{(/ 1 2) + x2, (/ 3 8) + x1}
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: max{(/ 3 4) + x3, (/ 11 16) + x2, (/ 9 16) + x1}
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: x1
  U222(x1,x2,x3)	weight: max{(/ 229647 16) + x3, (/ 114825 8) + x2, 14353 + x1}
  U201(x1,x2,x3,x4)	weight: max{0, (/ 1 2) + x4, (/ 5 8) + x3, (/ 3 8) + x2}
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: max{(/ 3 16) + x2, (/ 1 16) + x1}
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: (/ 229643 16) + x1
#mark(x1)	weight: x1
     0()	weight: 0
  U191(x1,x2)	weight: max{(/ 5 16) + x2, (/ 3 8) + x1}
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: max{0, (/ 21 16) + x3, (/ 11 8) + x2}
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: max{(/ 1 2) + x4, (/ 9 16) + x3, (/ 3 8) + x2, (/ 5 8) + x1}
   sel(x1,x2)	weight: max{(/ 23 16) + x2, (/ 11 8) + x1}
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: max{(/ 7 8) + x2, (/ 15 16) + x1}
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: (/ 1 16)
isLNat(x1)	weight: x1
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: x1
  U151(x1,x2)	weight: max{(/ 1 2) + x2, x1}
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: max{(/ 1 16) + x2, (/ 1 8) + x1}
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: max{(/ 57411 8) + x2, (/ 114823 16) + x1}
  U203(x1,x2,x3,x4)	weight: max{(/ 1 2) + x4, (/ 9 16) + x3, (/ 3 8) + x2, (/ 5 16) + x1}
   U52(x1)	weight: x1
   U61(x1)	weight: (/ 1 16) + x1
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: x1
   U31(x1,x2,x3)	weight: max{(/ 1 4) + x3, (/ 1 8) + x2, (/ 3 16) + x1}
  head(x1)	weight: (/ 1 4) + x1
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: max{x2, (/ 3 16) + x1}
#natsFrom(x1)	weight: 0
  U102(x1)	weight: (/ 1 16) + x1
#active(x1)	weight: x1
   snd(x1)	weight: (/ 3 16) + x1
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: (/ 1 16) + x1
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: max{(/ 28705 4) + x2, x1}
   U51(x1,x2)	weight: max{x2, x1}
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: max{(/ 1 16) + x2, (/ 1 8) + x1}
   U41(x1,x2)	weight: max{(/ 13 16) + x2, (/ 11 16) + x1}
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: x1
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: max{(/ 1 8) + x2, (/ 3 16) + x1}
    Usable rules: { 1..316 }
    Removed DPs: #6 #20 #58 #59 #66 #79 #86 #91 #104 #130 #132 #154 #155 #163 #167 #184 #216 #227 #233 #257 #264 #276 #342 #417 #457 #463
Number of SCCs: 33, DPs: 23, edges: 122
	SCC { #18 #34 #56 #73 #94 #189 #190 #215 #222 #273 #283 #285 #289 #298 #311 #318 #323 #329 #336 #385 #401 #443 #456 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: x1
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: (/ 1 8) + x2
  U161(x1,x2)	weight: (/ 1 8) + x2
  U182(x1,x2)	weight: (/ 1 8)
   U11(x1,x2,x3)	weight: (/ 1 4) + x2
#cons(x1,x2)	weight: 0
     s(x1)	weight: x1
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: (/ 1 8)
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: (/ 1 8)
   U42(x1)	weight: (/ 1 8)
   U91(x1)	weight: (/ 1 8)
  U221(x1,x2,x3)	weight: (/ 1 8) + x3
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: (/ 1 8)
   U71(x1)	weight: (/ 1 8)
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: (/ 1 8) + x2
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: (/ 1 4)
  pair(x1,x2)	weight: (/ 1 8)
   fst(x1)	weight: (/ 1 8)
  U111(x1)	weight: (/ 1 8)
  U132(x1)	weight: x1
  U152(x1)	weight: (/ 1 8) + x1
natsFrom(x1)	weight: x1
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: (/ 1 8)
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: (/ 1 8) + x3
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: (/ 1 4)
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: (/ 1 8)
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: (/ 1 8)
#mark(x1)	weight: x1
     0()	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: (/ 1 4) + x2 + x3
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: x1
   sel(x1,x2)	weight: (/ 1 8)
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: (/ 1 8)
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: 0
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 3 8) + x1
  U151(x1,x2)	weight: (/ 1 4) + x1 + x2
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: x2
  U203(x1,x2,x3,x4)	weight: x1
   U52(x1)	weight: x1
   U61(x1)	weight: (/ 1 8) + x1
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 8) + x1
   U31(x1,x2,x3)	weight: x2 + x3
  head(x1)	weight: (/ 1 8)
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: (/ 1 8) + x2
#natsFrom(x1)	weight: 0
  U102(x1)	weight: (/ 1 8)
#active(x1)	weight: 0
   snd(x1)	weight: (/ 1 8)
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: (/ 1 8)
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: x1
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: (/ 1 8)
   U41(x1,x2)	weight: (/ 1 8)
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: x1
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: (/ 1 4) + x2
    Usable rules: { 119..138 141..146 149..152 155..158 161..164 167..174 177..190 193..272 275..288 291..294 301..308 }
    Removed DPs: #56 #215 #456
Number of SCCs: 33, DPs: 19, edges: 75
	SCC { #18 #34 #73 #94 #189 #190 #222 #273 #283 #285 #289 #311 #318 #323 #329 #336 #385 #401 #443 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: x1
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: (/ 1 8) + x2
  U161(x1,x2)	weight: (/ 1 8) + x2
  U182(x1,x2)	weight: (/ 1 8)
   U11(x1,x2,x3)	weight: (/ 1 4) + x2
#cons(x1,x2)	weight: 0
     s(x1)	weight: x1
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: (/ 1 8)
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: (/ 1 8)
   U42(x1)	weight: (/ 1 8)
   U91(x1)	weight: (/ 1 8)
  U221(x1,x2,x3)	weight: (/ 1 8) + x3
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: (/ 1 8)
   U71(x1)	weight: (/ 1 8)
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: (/ 1 8) + x2
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: (/ 1 4)
  pair(x1,x2)	weight: (/ 1 8)
   fst(x1)	weight: (/ 1 8)
  U111(x1)	weight: (/ 1 8)
  U132(x1)	weight: (/ 1 8) + x1
  U152(x1)	weight: (/ 1 8) + x1
natsFrom(x1)	weight: x1
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: (/ 1 8)
splitAt(x1,x2)	weight: 0
#U131(x1,x2)	weight: 0
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 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: (/ 1 8) + x3
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: (/ 1 4)
  U201(x1,x2,x3,x4)	weight: 0
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: (/ 1 8)
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: (/ 1 8)
#mark(x1)	weight: x1
     0()	weight: 0
  U191(x1,x2)	weight: 0
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#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: (/ 1 4) + x2 + x3
#isLNat(x1)	weight: 0
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   sel(x1,x2)	weight: (/ 1 8)
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: (/ 1 8)
#U211(x1,x2)	weight: 0
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   nil()	weight: 0
isLNat(x1)	weight: 0
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#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 3 8) + x1
  U151(x1,x2)	weight: (/ 1 4) + x1 + x2
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: x2
  U203(x1,x2,x3,x4)	weight: x1
   U52(x1)	weight: x1
   U61(x1)	weight: (/ 1 8) + x1
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 8) + x1
   U31(x1,x2,x3)	weight: x2 + x3
  head(x1)	weight: (/ 1 8)
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: (/ 1 8) + x2
#natsFrom(x1)	weight: 0
  U102(x1)	weight: (/ 1 8)
#active(x1)	weight: 0
   snd(x1)	weight: (/ 1 8)
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: (/ 1 8)
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: x1
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: (/ 1 8)
   U41(x1,x2)	weight: (/ 1 8)
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: x1
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: (/ 1 4) + x2
    Usable rules: { 119..138 141..146 149..152 155..158 161..164 167..174 177..190 193..272 275..288 291..294 301..308 }
    Removed DPs: #94
Number of SCCs: 33, DPs: 18, edges: 59
	SCC { #18 #34 #73 #189 #190 #222 #273 #283 #285 #289 #311 #318 #323 #329 #336 #385 #401 #443 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: x1 + x2
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: (/ 1 4) + x2
  U161(x1,x2)	weight: (/ 1 4) + x2
  U182(x1,x2)	weight: (/ 1 4) + x2
   U11(x1,x2,x3)	weight: (/ 1 4) + x3
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: (/ 1 4)
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: (/ 1 4)
   U42(x1)	weight: (/ 1 4)
   U91(x1)	weight: (/ 1 4)
  U221(x1,x2,x3)	weight: (/ 1 4) + x2 + x3
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: (/ 1 4) + x1 + x2
   U71(x1)	weight: (/ 1 4)
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: (/ 1 4) + x2
  pair(x1,x2)	weight: x1 + x2
   fst(x1)	weight: (/ 1 4) + x1
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: (/ 1 4)
natsFrom(x1)	weight: (/ 1 4) + x1
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: (/ 1 2) + x2 + x3
splitAt(x1,x2)	weight: x2
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: (/ 1 4) + x3
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: 0
  U222(x1,x2,x3)	weight: (/ 1 4) + x2 + x3
  U201(x1,x2,x3,x4)	weight: x3 + x4
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: (/ 1 4)
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: (/ 1 4) + x1
#mark(x1)	weight: x1
     0()	weight: 0
  U191(x1,x2)	weight: x2
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: (/ 1 2) + x2 + x3
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: x3 + x4
   sel(x1,x2)	weight: (/ 1 2) + x1 + x2
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: (/ 1 4) + x1 + x2
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: (/ 1 4) + x1
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: x1
  U151(x1,x2)	weight: (/ 1 4) + x1
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: x2
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: (/ 1 4) + x2
  U203(x1,x2,x3,x4)	weight: x3 + x4
   U52(x1)	weight: x1
   U61(x1)	weight: (/ 1 4) + x1
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: x1
   U31(x1,x2,x3)	weight: x2 + x3
  head(x1)	weight: (/ 1 4) + x1
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: x1 + x2
#natsFrom(x1)	weight: 0
  U102(x1)	weight: (/ 1 4)
#active(x1)	weight: x1
   snd(x1)	weight: (/ 1 4) + x1
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: (/ 1 4)
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: x2
   U51(x1,x2)	weight: (/ 1 4) + x1 + x2
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: (/ 1 4) + x2
   U41(x1,x2)	weight: (/ 1 4) + x2
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: x1
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: (/ 1 4) + x2
    Usable rules: { 1..316 }
    Removed DPs: #285
Number of SCCs: 33, DPs: 17, edges: 44
	SCC { #18 #34 #73 #189 #190 #222 #273 #283 #289 #311 #318 #323 #329 #336 #385 #401 #443 }
Removing DPs: Order(PosReal,>,Sum)... Order(PosReal,>,Max)... QLPOpS... succeeded.
#U201(x1,x2,x3,x4)	status: []	precedence above:
  U204(x1,x2)	status: x1
 #U32(x1,x2)	status: [x1,x2]	precedence above:
   U21(x1,x2,x3)	status: [x3,x1,x2]	precedence above: U142 U221 U131 U141 nil mark U151 U211
  U161(x1,x2)	status: []	precedence above: U204 U182 s U142 isPLNat U221 U131 pair splitAt isNatural U201 U141 #mark U191 U202 nil isLNat mark U151 U211 U203 U52 U31 cons #active U51 U121 U181
  U182(x1,x2)	status: []	precedence above: U142 U221 U131 U141 nil mark U151 U211 U52 U121 U181
   U11(x1,x2,x3)	status: [x3,x2]	precedence above: U204 U182 U142 isPLNat U221 U131 pair splitAt U12 isNatural U201 U141 #mark U191 U202 nil isLNat mark U151 U211 U203 U52 U31 cons #active U51 U121 U181
#cons(x1,x2)	status: [x2,x1]	precedence above:
     s(x1)	status: [x1]	precedence above: U142 U221 U131 isNatural U141 nil mark U151 U211 U121
#U142(x1)	status: []	precedence above:
#take(x1,x2)	status: [x1,x2]	precedence above:
  U142(x1)	status: []	precedence above:
#U152(x1)	status: []	precedence above:
#U181(x1,x2)	status: []	precedence above:
isPLNat(x1)	status: [x1]	precedence above: U142 U221 U131 U141 nil mark U151 U211
   U42(x1)	status: x1
   U91(x1)	status: []	precedence above:
  U221(x1,x2,x3)	status: [x1,x2,x3]	precedence above:
#U101(x1,x2)	status: [x2]	precedence above:
  take(x1,x2)	status: [x2,x1]	precedence above: U221 U131 U101 isNatural U121
   U71(x1)	status: []	precedence above:
 #U81(x1)	status: []	precedence above:
  U131(x1,x2)	status: [x1,x2]	precedence above:
#U222(x1,x2,x3)	status: [x1,x2,x3]	precedence above:
#U212(x1,x2)	status: [x2]	precedence above:
  U101(x1,x2)	status: [x2]	precedence above:
  pair(x1,x2)	status: [x1]	precedence above: U182 U142 U221 U131 U141 nil mark U151 U211 U52 U121 U181
   fst(x1)	status: []	precedence above:
  U111(x1)	status: x1
  U132(x1)	status: x1
  U152(x1)	status: []	precedence above:
natsFrom(x1)	status: []	precedence above: U204 U161 U182 s U142 isPLNat U221 U71 U131 pair splitAt isNatural U201 U141 #mark U191 U202 nil isLNat mark U151 U211 U203 U52 U31 cons #active U51 U121 U181
#head(x1)	status: []	precedence above:
#U121(x1)	status: []	precedence above:
  U172(x1,x2,x3)	status: [x3,x1,x2]	precedence above: U204 U182 U11 U142 isPLNat U221 U131 pair splitAt U12 isNatural U201 U141 #mark U191 U202 afterNth nil isLNat mark U151 U211 U203 U52 U31 head cons #active U51 U121 U181
splitAt(x1,x2)	status: []	precedence above: U204 U182 U142 isPLNat U221 U131 pair isNatural U201 U141 #mark U191 U202 nil isLNat mark U151 U211 U203 U52 U31 cons #active U51 U121 U181
#U131(x1,x2)	status: [x2]	precedence above:
 #fst(x1)	status: []	precedence above:
 #U52(x1)	status: []	precedence above:
   U12(x1,x2,x3)	status: [x1,x2]	precedence above: U204 U182 U11 U142 isPLNat U221 U131 pair splitAt isNatural U201 U141 #mark U191 U202 nil isLNat mark U151 U211 U203 U52 U31 cons #active U51 U121 U181
#U202(x1,x2,x3,x4)	status: [x3,x2,x4,x1]	precedence above:
isNatural(x1)	status: [x1]	precedence above: U131 U121
  U222(x1,x2,x3)	status: x1
  U201(x1,x2,x3,x4)	status: []	precedence above: U204 U182 U142 isPLNat U221 U131 pair splitAt isNatural U141 #mark U191 U202 nil isLNat mark U151 U211 U203 U52 U31 cons #active U51 U121 U181
 #U42(x1)	status: []	precedence above:
#U141(x1,x2)	status: [x2]	precedence above:
 #U12(x1,x2,x3)	status: [x3,x2,x1]	precedence above:
  U141(x1,x2)	status: []	precedence above: U142
#U171(x1,x2,x3)	status: [x2,x3]	precedence above:
  tail(x1)	status: x1
#mark(x1)	status: x1
     0()	status: []	precedence above: U182 U142 U221 U131 pair U141 U191 nil mark U151 U211 U52 U121 U181
  U191(x1,x2)	status: []	precedence above: U182 U142 U221 U131 pair U141 nil mark U151 U211 U52 U121 U181
 #sel(x1,x2)	status: [x1,x2]	precedence above:
#U102(x1)	status: []	precedence above:
  U171(x1,x2,x3)	status: [x3,x2]	precedence above: U204 U182 U11 U142 isPLNat U221 U131 pair U172 splitAt U12 isNatural U201 U141 #mark U191 U202 afterNth nil isLNat mark U151 U211 U203 U52 U31 head cons #active U51 U121 U181
#isLNat(x1)	status: []	precedence above:
  U202(x1,x2,x3,x4)	status: []	precedence above: U204 U182 U142 isPLNat U221 U131 pair splitAt isNatural U201 U141 #mark U191 nil isLNat mark U151 U211 U203 U52 U31 cons #active U51 U121 U181
   sel(x1,x2)	status: [x2,x1]	precedence above: U204 U182 U11 U142 isPLNat U221 U131 pair U172 splitAt U12 isNatural U201 U141 #mark U191 U171 U202 afterNth nil isLNat mark U151 U211 U203 U52 U31 head cons #active U51 U121 U181
   #s(x1)	status: []	precedence above:
afterNth(x1,x2)	status: [x1,x2]	precedence above: U204 U182 U11 U142 isPLNat U221 U131 pair splitAt U12 isNatural U201 U141 #mark U191 U202 nil isLNat mark U151 U211 U203 U52 U31 cons #active U51 U121 U181
#U211(x1,x2)	status: [x2]	precedence above:
#isPLNat(x1)	status: []	precedence above:
   nil()	status: []	precedence above:
isLNat(x1)	status: x1
#tail(x1)	status: []	precedence above:
#U182(x1,x2)	status: [x2]	precedence above:
#splitAt(x1,x2)	status: [x1]	precedence above:
  mark(x1)	status: [x1]	precedence above: U142 U221 U131 U141 nil U151 U211
  U151(x1,x2)	status: x1
#afterNth(x1,x2)	status: [x1,x2]	precedence above:
#U111(x1)	status: []	precedence above:
   U32(x1,x2)	status: x1
#U221(x1,x2,x3)	status: [x1,x3,x2]	precedence above:
  U211(x1,x2)	status: []	precedence above: U142 U221 U131 U141 nil mark U151
  U203(x1,x2,x3,x4)	status: []	precedence above: U204 U182 U142 isPLNat U221 U131 pair splitAt isNatural U201 U141 #mark U191 U202 nil isLNat mark U151 U211 U52 U31 cons #active U51 U121 U181
   U52(x1)	status: x1
   U61(x1)	status: [x1]	precedence above: U204 U182 U142 isPLNat U221 U131 pair fst U152 splitAt isNatural U222 U201 U141 #mark U191 U202 nil isLNat mark U151 U211 U203 U52 U31 cons #active snd U81 tt U51 U121 U181
 #U51(x1,x2)	status: [x2]	precedence above:
 #U11(x1,x2,x3)	status: [x3,x1]	precedence above:
active(x1)	status: x1
   U31(x1,x2,x3)	status: [x3]	precedence above: U142 U221 U131 U141 nil mark U151 U211
  head(x1)	status: [x1]	precedence above: U142 U221 U131 isNatural U141 nil mark U151 U211 U31 U121
 #snd(x1)	status: []	precedence above:
 #U41(x1,x2)	status: [x2,x1]	precedence above:
  cons(x1,x2)	status: [x1,x2]	precedence above: U204 U182 U142 isPLNat U221 U131 pair splitAt isNatural U201 U141 #mark U191 U202 nil isLNat mark U151 U211 U203 U52 U31 #active U51 U121 U181
#natsFrom(x1)	status: []	precedence above:
  U102(x1)	status: [x1]	precedence above: U204 U182 U142 isPLNat U221 U131 pair fst U152 splitAt isNatural U222 U201 U141 #mark U191 U202 nil isLNat mark U151 U211 U203 U52 U31 cons #active snd U81 tt U51 U121 U181
#active(x1)	status: x1
   snd(x1)	status: [x1]	precedence above: U142 isPLNat U221 U131 U141 nil mark U151 U211 U81
#U191(x1,x2)	status: [x1,x2]	precedence above:
 #U21(x1,x2,x3)	status: [x1]	precedence above:
   U81(x1)	status: [x1]	precedence above: U142 U221 U131 U141 nil mark U151 U211
 #U22(x1,x2)	status: [x1,x2]	precedence above:
    tt()	status: []	precedence above: U204 U182 U142 isPLNat U221 U131 pair fst U152 splitAt isNatural U222 U201 U141 #mark U191 U202 nil isLNat mark U151 U211 U203 U52 U31 cons #active snd U81 U51 U121 U181
 #U71(x1)	status: []	precedence above:
#U151(x1,x2)	status: [x1,x2]	precedence above:
#isNatural(x1)	status: []	precedence above:
#pair(x1,x2)	status: [x2]	precedence above:
   U22(x1,x2)	status: [x2,x1]	precedence above: U142 U221 U131 U141 nil mark U151 U211
   U51(x1,x2)	status: x2
#U161(x1,x2)	status: [x1,x2]	precedence above:
#U172(x1,x2,x3)	status: [x3,x1,x2]	precedence above:
#U203(x1,x2,x3,x4)	status: [x1,x3,x2]	precedence above:
  U212(x1,x2)	status: [x1,x2]	precedence above:
   U41(x1,x2)	status: x2
 #U31(x1,x2,x3)	status: [x3,x2,x1]	precedence above:
 #U91(x1)	status: []	precedence above:
#U132(x1)	status: []	precedence above:
  U121(x1)	status: [x1]	precedence above:
 #U61(x1)	status: []	precedence above:
#U204(x1,x2)	status: [x2]	precedence above:
  U181(x1,x2)	status: [x1]	precedence above: U182 U142 U221 U131 U141 nil mark U151 U211 U52 U121
    Usable rules: { 125 126 143..146 171..174 177 178 213..242 267..272 285..288 291..294 }
    Removed DPs: #273 #329 #336
Number of SCCs: 33, DPs: 12, edges: 24
	SCC { #34 #73 #189 #222 #283 #289 #311 #318 #323 #385 #401 #443 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: x1
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: x2 + x3
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: x2
   U11(x1,x2,x3)	weight: x3
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: (/ 1 8)
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: x3
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: (/ 1 8) + x2
  pair(x1,x2)	weight: x2
   fst(x1)	weight: (/ 1 8)
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: (/ 3 8)
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: (/ 1 8) + x1 + x2
splitAt(x1,x2)	weight: (/ 1 8)
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: x3
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: (/ 1 8)
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: (/ 1 8)
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: x1
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: x1
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: x2 + x3
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: (/ 1 8)
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: (/ 1 8)
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 8) + x1
  U151(x1,x2)	weight: (/ 1 8) + x2
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: x2
  U203(x1,x2,x3,x4)	weight: (/ 1 8)
   U52(x1)	weight: x1
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 4) + x1
   U31(x1,x2,x3)	weight: x2
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: (/ 1 8)
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: (/ 1 4) + x2
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: (/ 1 8) + x2
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: x2
    Usable rules: { 119..138 143..152 155..158 161..174 177..190 197..228 231..272 275..288 291..294 303 304 }
    Removed DPs: #283
Number of SCCs: 33, DPs: 10, edges: 20
	SCC { #34 #73 #189 #222 #289 #311 #318 #385 #401 #443 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: 0
  U204(x1,x2)	weight: x1
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: x2 + x3
  U161(x1,x2)	weight: 0
  U182(x1,x2)	weight: x2
   U11(x1,x2,x3)	weight: x3
#cons(x1,x2)	weight: 0
     s(x1)	weight: 0
#U142(x1)	weight: 0
#take(x1,x2)	weight: 0
  U142(x1)	weight: (/ 1 8)
#U152(x1)	weight: 0
#U181(x1,x2)	weight: 0
isPLNat(x1)	weight: 0
   U42(x1)	weight: 0
   U91(x1)	weight: 0
  U221(x1,x2,x3)	weight: x3
#U101(x1,x2)	weight: 0
  take(x1,x2)	weight: 0
   U71(x1)	weight: 0
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: 0
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: (/ 1 8) + x2
  pair(x1,x2)	weight: x2
   fst(x1)	weight: (/ 1 8)
  U111(x1)	weight: 0
  U132(x1)	weight: 0
  U152(x1)	weight: (/ 3 8)
natsFrom(x1)	weight: 0
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: (/ 1 8) + x1 + x2
splitAt(x1,x2)	weight: (/ 1 8)
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: x3
#U202(x1,x2,x3,x4)	weight: 0
isNatural(x1)	weight: (/ 1 8)
  U222(x1,x2,x3)	weight: 0
  U201(x1,x2,x3,x4)	weight: (/ 1 8)
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: 0
 #U12(x1,x2,x3)	weight: 0
  U141(x1,x2)	weight: x1
#U171(x1,x2,x3)	weight: 0
  tail(x1)	weight: 0
#mark(x1)	weight: x1
     0()	weight: 0
  U191(x1,x2)	weight: 0
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: x2 + x3
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: (/ 1 8)
   sel(x1,x2)	weight: 0
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: 0
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: (/ 1 8)
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  mark(x1)	weight: (/ 1 8) + x1
  U151(x1,x2)	weight: (/ 1 8) + x2
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: 0
#U221(x1,x2,x3)	weight: 0
  U211(x1,x2)	weight: x2
  U203(x1,x2,x3,x4)	weight: (/ 1 8)
   U52(x1)	weight: (/ 1 8) + x1
   U61(x1)	weight: 0
 #U51(x1,x2)	weight: 0
 #U11(x1,x2,x3)	weight: 0
active(x1)	weight: (/ 1 4) + x1
   U31(x1,x2,x3)	weight: x2
  head(x1)	weight: 0
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: 0
#natsFrom(x1)	weight: 0
  U102(x1)	weight: 0
#active(x1)	weight: (/ 1 8)
   snd(x1)	weight: 0
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: 0
 #U22(x1,x2)	weight: 0
    tt()	weight: 0
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: 0
#isNatural(x1)	weight: 0
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: 0
   U51(x1,x2)	weight: (/ 1 4) + x2
#U161(x1,x2)	weight: 0
#U172(x1,x2,x3)	weight: 0
#U203(x1,x2,x3,x4)	weight: 0
  U212(x1,x2)	weight: 0
   U41(x1,x2)	weight: (/ 1 8) + x2
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: 0
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: x2
    Usable rules: { 119..138 143..152 155..158 161..174 177..190 197..228 231..272 275..288 291..294 303 304 }
    Removed DPs: #189
Number of SCCs: 33, DPs: 9, edges: 13
	SCC { #34 #73 #222 #289 #311 #318 #385 #401 #443 }
Removing DPs: Order(PosReal,>,Sum)... Order(PosReal,>,Max)... QLPOpS... Order(PosReal,>,MaxSum)... QWPOpS(PosReal,>,MaxSum)... succeeded.
#U201(x1,x2,x3,x4)	weight: (/ 1 16) + x2 + x1	status: [x2,x1]	precedence above:
  U204(x1,x2)	weight: max{(/ 15 16) + x2, x1}	status: [x1]	precedence above: pair
 #U32(x1,x2)	weight: (/ 1 16) + x2 + x1	status: [x1,x2]	precedence above:
   U21(x1,x2,x3)	weight: max{0, (/ 1 16) + x3, (/ 1 8) + x2}	status: []	precedence above: U22
  U161(x1,x2)	weight: max{0, (/ 431249 16) + x2}	status: []	precedence above: U204 U11 isPLNat pair splitAt U12 U201 #mark U191 U202 nil U203 cons #active snd
  U182(x1,x2)	weight: max{0, x2}	status: [x2]	precedence above:
   U11(x1,x2,x3)	weight: max{0, (/ 431251 16) + x3, x2}	status: []	precedence above: U12 snd
#cons(x1,x2)	weight: (/ 1 16) + x2 + x1	status: [x1,x2]	precedence above:
     s(x1)	weight: x1	status: [x1]	precedence above: U121
#U142(x1)	weight: x1	status: []	precedence above:
#take(x1,x2)	weight: (/ 1 16)	status: []	precedence above:
  U142(x1)	weight: (/ 107813 4)	status: []	precedence above: U204 pair fst U211
#U152(x1)	weight: (/ 1 16)	status: []	precedence above:
#U181(x1,x2)	weight: (/ 1 16) + x2	status: [x2]	precedence above:
isPLNat(x1)	weight: 26953 + x1	status: [x1]	precedence above:
   U42(x1)	weight: (/ 215625 8)	status: []	precedence above: U204 U161 U11 isPLNat U71 U131 pair U111 U132 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil U203 cons #active snd tt U41
   U91(x1)	weight: (/ 431251 16)	status: []	precedence above:
  U221(x1,x2,x3)	weight: max{(/ 431251 8) + x3, (/ 431251 8) + x2, (/ 1 8) + x1}	status: [x2,x1,x3]	precedence above: U204 U161 U11 isPLNat U42 U91 U71 U131 U101 pair fst U111 U132 natsFrom splitAt U12 isNatural U222 U201 #mark U191 U202 nil isLNat U203 U52 active cons #active snd U81 tt U212 U41 U121
#U101(x1,x2)	weight: (/ 1 16) + x2 + x1	status: [x1,x2]	precedence above:
  take(x1,x2)	weight: (/ 862503 16) + x2 + x1	status: []	precedence above:
   U71(x1)	weight: (/ 431251 16)	status: []	precedence above:
 #U81(x1)	weight: x1	status: []	precedence above:
  U131(x1,x2)	weight: x1	status: []	precedence above: U204 U161 U11 isPLNat U71 pair U111 U132 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil U203 cons #active snd tt
#U222(x1,x2,x3)	weight: (/ 1 16) + x3	status: [x3]	precedence above:
#U212(x1,x2)	weight: (/ 1 16) + x2 + x1	status: [x1,x2]	precedence above:
  U101(x1,x2)	weight: (/ 215625 8) + x2	status: [x2]	precedence above: U204 U161 U11 isPLNat U42 U91 U71 U131 pair U111 U132 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil isLNat U203 cons #active snd U81 tt U41
  pair(x1,x2)	weight: max{(/ 1 2) + x2, (/ 3 8) + x1}	status: []	precedence above: U204
   fst(x1)	weight: x1	status: []	precedence above:
  U111(x1)	weight: (/ 215625 8)	status: []	precedence above: U204 U161 U11 isPLNat U71 U131 pair U132 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil U203 cons #active snd tt
  U132(x1)	weight: (/ 215625 8)	status: []	precedence above: U204 U161 U11 isPLNat U71 U131 pair U111 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil U203 cons #active snd tt
  U152(x1)	weight: (/ 215625 8)	status: []	precedence above: U204 U161 U11 s isPLNat U42 U71 U131 pair U111 U132 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil U203 cons #active snd tt U41 U121
natsFrom(x1)	weight: (/ 431249 16) + x1	status: []	precedence above: U204 U161 U11 isPLNat pair splitAt U12 U201 #mark U191 U202 nil U203 cons #active snd
#head(x1)	weight: (/ 1 16)	status: []	precedence above:
#U121(x1)	weight: (/ 1 16)	status: []	precedence above:
  U172(x1,x2,x3)	weight: max{0, (/ 431251 16) + x3, (/ 431251 16) + x2}	status: []	precedence above: U204 U161 U11 s isPLNat U42 U91 U71 U131 U101 pair fst U111 U132 natsFrom splitAt U12 isNatural U222 U201 #mark U191 U202 nil isLNat mark U32 U211 U203 active U31 head cons #active snd U81 tt U41 U121
splitAt(x1,x2)	weight: max{26953 + x2, x1}	status: [x1]	precedence above: U204 U11 isPLNat pair U12 U201 U191 U202 nil U203 snd
#U131(x1,x2)	weight: (/ 1 16) + x2	status: [x2]	precedence above:
 #fst(x1)	weight: x1	status: []	precedence above:
 #U52(x1)	weight: (/ 1 16)	status: []	precedence above:
   U12(x1,x2,x3)	weight: max{0, (/ 431251 16) + x3, x2}	status: []	precedence above: snd
#U202(x1,x2,x3,x4)	weight: x2	status: [x2]	precedence above:
isNatural(x1)	weight: (/ 215625 8)	status: []	precedence above: U204 U161 U11 isPLNat U71 U131 pair U111 U132 natsFrom splitAt U12 U201 #mark U191 U202 nil U203 cons #active snd tt
  U222(x1,x2,x3)	weight: max{(/ 431251 16) + x3, x2, (/ 107813 4) + x1}	status: [x2]	precedence above: fst
  U201(x1,x2,x3,x4)	weight: max{26953 + x4, (/ 431253 16) + x3, x2, (/ 1 16) + x1}	status: [x2,x3,x4]	precedence above: U204 U11 isPLNat pair splitAt U12 U191 U202 nil U203 snd
 #U42(x1)	weight: x1	status: []	precedence above:
#U141(x1,x2)	weight: x2	status: []	precedence above:
 #U12(x1,x2,x3)	weight: (/ 1 16) + x3 + x2 + x1	status: [x1,x3,x2]	precedence above:
  U141(x1,x2)	weight: max{(/ 431253 16) + x2, (/ 1 16) + x1}	status: [x1]	precedence above:
#U171(x1,x2,x3)	weight: (/ 1 16) + x3 + x2 + x1	status: [x3,x2,x1]	precedence above:
  tail(x1)	weight: (/ 431253 16) + x1	status: [x1]	precedence above: U91 U211
#mark(x1)	weight: x1	status: x1
     0()	weight: (/ 431251 16)	status: []	precedence above: U204 U11 pair fst U12 U222 mark U211 active snd
  U191(x1,x2)	weight: max{0, (/ 9 16) + x2}	status: []	precedence above: U204 pair nil
 #sel(x1,x2)	weight: (/ 1 16) + x2	status: [x2]	precedence above:
#U102(x1)	weight: x1	status: []	precedence above:
  U171(x1,x2,x3)	weight: max{0, (/ 431251 16) + x3, (/ 431251 16) + x2}	status: []	precedence above: U204 U161 U11 s isPLNat U42 U91 U71 U131 U101 pair fst U111 U132 natsFrom U172 splitAt U12 isNatural U222 U201 #mark U191 U202 nil isLNat mark U32 U211 U203 active U31 head cons #active snd U81 tt U41 U121
#isLNat(x1)	weight: (/ 1 16)	status: []	precedence above:
  U202(x1,x2,x3,x4)	weight: max{0, 26953 + x4, (/ 107813 4) + x3, x2}	status: [x2,x3]	precedence above: U204 U11 isPLNat pair splitAt U12 U201 U191 nil U203 snd
   sel(x1,x2)	weight: (/ 107813 4) + x2 + x1	status: []	precedence above: U204 U161 U11 isPLNat U42 U71 U131 pair U111 U132 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil U203 cons #active snd tt U41
   #s(x1)	weight: x1	status: []	precedence above:
afterNth(x1,x2)	weight: max{(/ 431251 16) + x2, x1}	status: []	precedence above: U204 U11 pair fst U12 U222 mark U211 active snd
#U211(x1,x2)	weight: (/ 1 16) + x2	status: [x2]	precedence above:
#isPLNat(x1)	weight: x1	status: []	precedence above:
   nil()	weight: 0	status: []	precedence above:
isLNat(x1)	weight: (/ 215625 8) + x1	status: [x1]	precedence above: U204 U161 U11 isPLNat U42 U91 U71 U131 U101 pair U111 U132 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil U203 cons #active snd U81 tt U41
#tail(x1)	weight: x1	status: []	precedence above:
#U182(x1,x2)	weight: (/ 1 16) + x1	status: [x1]	precedence above:
#splitAt(x1,x2)	weight: (/ 1 16) + x2 + x1	status: []	precedence above:
  mark(x1)	weight: x1	status: x1
  U151(x1,x2)	weight: max{0, x1}	status: []	precedence above: U204 U161 U11 s isPLNat U42 U71 U131 pair U111 U132 U152 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil U203 cons #active snd tt U41 U121
#afterNth(x1,x2)	weight: (/ 1 16) + x2	status: [x2]	precedence above:
#U111(x1)	weight: (/ 1 16)	status: []	precedence above:
   U32(x1,x2)	weight: max{0, (/ 1 16) + x2}	status: []	precedence above:
#U221(x1,x2,x3)	weight: x1	status: []	precedence above:
  U211(x1,x2)	weight: max{0, (/ 107813 4) + x2}	status: []	precedence above:
  U203(x1,x2,x3,x4)	weight: max{0, 26953 + x4, (/ 431249 16) + x3, x2}	status: [x2,x3]	precedence above: U204 U11 isPLNat pair splitAt U12 U201 U191 U202 nil snd
   U52(x1)	weight: (/ 215625 8)	status: []	precedence above: U204 U161 U11 isPLNat U42 U71 U131 pair U111 U132 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil U203 cons #active snd tt U41 U121
   U61(x1)	weight: (/ 1 16) + x1	status: []	precedence above: U204 U161 U11 isPLNat U42 U91 U71 U131 U101 pair U111 U132 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil isLNat U203 cons #active snd U81 tt U41
 #U51(x1,x2)	weight: (/ 1 16) + x2 + x1	status: [x1,x2]	precedence above:
 #U11(x1,x2,x3)	weight: (/ 1 16) + x3 + x2 + x1	status: [x3,x1,x2]	precedence above:
active(x1)	weight: x1	status: x1
   U31(x1,x2,x3)	weight: max{0, (/ 1 2) + x2}	status: [x2]	precedence above: U32
  head(x1)	weight: x1	status: []	precedence above: U204 U161 U11 isPLNat U42 U91 U71 U131 U101 pair fst U111 U132 natsFrom splitAt U12 isNatural U222 U201 #mark U191 U202 nil isLNat mark U32 U211 U203 active U31 cons #active snd U81 tt U41
 #snd(x1)	weight: (/ 1 16)	status: []	precedence above:
 #U41(x1,x2)	weight: (/ 1 16) + x1	status: [x1]	precedence above:
  cons(x1,x2)	weight: max{x2, (/ 9 16) + x1}	status: [x1]	precedence above: U204 U11 isPLNat pair splitAt U12 U201 #mark U191 U202 nil U203 #active snd
#natsFrom(x1)	weight: x1	status: []	precedence above:
  U102(x1)	weight: x1	status: x1
#active(x1)	weight: x1	status: x1
   snd(x1)	weight: x1	status: []	precedence above: U12
#U191(x1,x2)	weight: x1	status: []	precedence above:
 #U21(x1,x2,x3)	weight: (/ 1 16) + x2	status: [x2]	precedence above:
   U81(x1)	weight: (/ 215625 8)	status: []	precedence above: U204 U161 U11 isPLNat U42 U71 U131 pair U111 U132 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil U203 cons #active snd tt U41
 #U22(x1,x2)	weight: x2	status: []	precedence above:
    tt()	weight: (/ 215625 8)	status: []	precedence above: U204 U161 U11 isPLNat U71 U131 pair U111 U132 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil U203 cons #active snd
 #U71(x1)	weight: (/ 1 16)	status: []	precedence above:
#U151(x1,x2)	weight: x1	status: [x1]	precedence above:
#isNatural(x1)	weight: (/ 1 16)	status: []	precedence above:
#pair(x1,x2)	weight: x2	status: []	precedence above:
   U22(x1,x2)	weight: max{0, (/ 1 8) + x2}	status: []	precedence above: U21
   U51(x1,x2)	weight: max{0, x1}	status: [x1]	precedence above: U204 U161 U11 s isPLNat U42 U71 U131 pair U111 U132 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil U203 U52 cons #active snd tt U41 U121
#U161(x1,x2)	weight: (/ 1 16) + x2 + x1	status: [x2,x1]	precedence above:
#U172(x1,x2,x3)	weight: (/ 1 16) + x3 + x2 + x1	status: [x2,x1,x3]	precedence above:
#U203(x1,x2,x3,x4)	weight: (/ 1 16) + x4 + x3 + x2 + x1	status: [x4,x3,x2,x1]	precedence above:
  U212(x1,x2)	weight: max{x2, (/ 1 16) + x1}	status: [x2,x1]	precedence above: U204 U11 isPLNat pair fst splitAt U12 U222 U201 #mark U191 U202 nil U203 active cons #active snd
   U41(x1,x2)	weight: max{x2, x1}	status: []	precedence above: U204 U161 U11 isPLNat U42 U71 U131 pair U111 U132 natsFrom splitAt U12 isNatural U201 #mark U191 U202 nil U203 cons #active snd tt
 #U31(x1,x2,x3)	weight: (/ 1 16) + x2 + x1	status: [x2]	precedence above:
 #U91(x1)	weight: x1	status: []	precedence above:
#U132(x1)	weight: (/ 1 16)	status: []	precedence above:
  U121(x1)	weight: x1	status: x1
 #U61(x1)	weight: x1	status: []	precedence above:
#U204(x1,x2)	weight: (/ 1 16) + x2 + x1	status: [x2,x1]	precedence above:
  U181(x1,x2)	weight: max{0, (/ 7 16) + x2}	status: []	precedence above:
    Usable rules: { 1..316 }
    Removed DPs: #222 #385 #401 #443
Number of SCCs: 32, DPs: 0, edges: 0
YES