Input TRS:
    1: U101(tt(),V2) -> U102(isLNat(activate(V2)))
    2: U102(tt()) -> tt()
    3: U11(tt(),N,XS) -> U12(isLNat(activate(XS)),activate(N),activate(XS))
    4: U111(tt()) -> tt()
    5: U12(tt(),N,XS) -> snd(splitAt(activate(N),activate(XS)))
    6: U121(tt()) -> tt()
    7: U131(tt(),V2) -> U132(isLNat(activate(V2)))
    8: U132(tt()) -> tt()
    9: U141(tt(),V2) -> U142(isLNat(activate(V2)))
    10: U142(tt()) -> tt()
    11: U151(tt(),V2) -> U152(isLNat(activate(V2)))
    12: U152(tt()) -> tt()
    13: U161(tt(),N) -> cons(activate(N),n__natsFrom(n__s(activate(N))))
    14: U171(tt(),N,XS) -> U172(isLNat(activate(XS)),activate(N),activate(XS))
    15: U172(tt(),N,XS) -> head(afterNth(activate(N),activate(XS)))
    16: U181(tt(),Y) -> U182(isLNat(activate(Y)),activate(Y))
    17: U182(tt(),Y) -> activate(Y)
    18: U191(tt(),XS) -> pair(nil(),activate(XS))
    19: U201(tt(),N,X,XS) -> U202(isNatural(activate(X)),activate(N),activate(X),activate(XS))
    20: U202(tt(),N,X,XS) -> U203(isLNat(activate(XS)),activate(N),activate(X),activate(XS))
    21: U203(tt(),N,X,XS) -> U204(splitAt(activate(N),activate(XS)),activate(X))
    22: U204(pair(YS,ZS),X) -> pair(cons(activate(X),YS),ZS)
    23: U21(tt(),X,Y) -> U22(isLNat(activate(Y)),activate(X))
    24: U211(tt(),XS) -> U212(isLNat(activate(XS)),activate(XS))
    25: U212(tt(),XS) -> activate(XS)
    26: U22(tt(),X) -> activate(X)
    27: U221(tt(),N,XS) -> U222(isLNat(activate(XS)),activate(N),activate(XS))
    28: U222(tt(),N,XS) -> fst(splitAt(activate(N),activate(XS)))
    29: U31(tt(),N,XS) -> U32(isLNat(activate(XS)),activate(N))
    30: U32(tt(),N) -> activate(N)
    31: U41(tt(),V2) -> U42(isLNat(activate(V2)))
    32: U42(tt()) -> tt()
    33: U51(tt(),V2) -> U52(isLNat(activate(V2)))
    34: U52(tt()) -> tt()
    35: U61(tt()) -> tt()
    36: U71(tt()) -> tt()
    37: U81(tt()) -> tt()
    38: U91(tt()) -> tt()
    39: afterNth(N,XS) -> U11(isNatural(N),N,XS)
    40: fst(pair(X,Y)) -> U21(isLNat(X),X,Y)
    41: head(cons(N,XS)) -> U31(isNatural(N),N,activate(XS))
    42: isLNat(n__nil()) -> tt()
    43: isLNat(n__afterNth(V1,V2)) -> U41(isNatural(activate(V1)),activate(V2))
    44: isLNat(n__cons(V1,V2)) -> U51(isNatural(activate(V1)),activate(V2))
    45: isLNat(n__fst(V1)) -> U61(isPLNat(activate(V1)))
    46: isLNat(n__natsFrom(V1)) -> U71(isNatural(activate(V1)))
    47: isLNat(n__snd(V1)) -> U81(isPLNat(activate(V1)))
    48: isLNat(n__tail(V1)) -> U91(isLNat(activate(V1)))
    49: isLNat(n__take(V1,V2)) -> U101(isNatural(activate(V1)),activate(V2))
    50: isNatural(n__0()) -> tt()
    51: isNatural(n__head(V1)) -> U111(isLNat(activate(V1)))
    52: isNatural(n__s(V1)) -> U121(isNatural(activate(V1)))
    53: isNatural(n__sel(V1,V2)) -> U131(isNatural(activate(V1)),activate(V2))
    54: isPLNat(n__pair(V1,V2)) -> U141(isLNat(activate(V1)),activate(V2))
    55: isPLNat(n__splitAt(V1,V2)) -> U151(isNatural(activate(V1)),activate(V2))
    56: natsFrom(N) -> U161(isNatural(N),N)
    57: sel(N,XS) -> U171(isNatural(N),N,XS)
    58: snd(pair(X,Y)) -> U181(isLNat(X),Y)
    59: splitAt(0(),XS) -> U191(isLNat(XS),XS)
    60: splitAt(s(N),cons(X,XS)) -> U201(isNatural(N),N,X,activate(XS))
    61: tail(cons(N,XS)) -> U211(isNatural(N),activate(XS))
    62: take(N,XS) -> U221(isNatural(N),N,XS)
    63: natsFrom(X) -> n__natsFrom(X)
    64: s(X) -> n__s(X)
    65: nil() -> n__nil()
    66: afterNth(X1,X2) -> n__afterNth(X1,X2)
    67: cons(X1,X2) -> n__cons(X1,X2)
    68: fst(X) -> n__fst(X)
    69: snd(X) -> n__snd(X)
    70: tail(X) -> n__tail(X)
    71: take(X1,X2) -> n__take(X1,X2)
    72: 0() -> n__0()
    73: head(X) -> n__head(X)
    74: sel(X1,X2) -> n__sel(X1,X2)
    75: pair(X1,X2) -> n__pair(X1,X2)
    76: splitAt(X1,X2) -> n__splitAt(X1,X2)
    77: activate(n__natsFrom(X)) -> natsFrom(activate(X))
    78: activate(n__s(X)) -> s(activate(X))
    79: activate(n__nil()) -> nil()
    80: activate(n__afterNth(X1,X2)) -> afterNth(activate(X1),activate(X2))
    81: activate(n__cons(X1,X2)) -> cons(activate(X1),X2)
    82: activate(n__fst(X)) -> fst(activate(X))
    83: activate(n__snd(X)) -> snd(activate(X))
    84: activate(n__tail(X)) -> tail(activate(X))
    85: activate(n__take(X1,X2)) -> take(activate(X1),activate(X2))
    86: activate(n__0()) -> 0()
    87: activate(n__head(X)) -> head(activate(X))
    88: activate(n__sel(X1,X2)) -> sel(activate(X1),activate(X2))
    89: activate(n__pair(X1,X2)) -> pair(activate(X1),activate(X2))
    90: activate(n__splitAt(X1,X2)) -> splitAt(activate(X1),activate(X2))
    91: activate(X) -> X
Number of strict rules: 91
Direct Order(PosReal,>,Poly) ... failed.
Freezing ... failed.
Dependency Pairs:
   #1: #activate(n__0()) -> #0()
   #2: #isLNat(n__afterNth(V1,V2)) -> #U41(isNatural(activate(V1)),activate(V2))
   #3: #isLNat(n__afterNth(V1,V2)) -> #isNatural(activate(V1))
   #4: #isLNat(n__afterNth(V1,V2)) -> #activate(V1)
   #5: #isLNat(n__afterNth(V1,V2)) -> #activate(V2)
   #6: #U31(tt(),N,XS) -> #U32(isLNat(activate(XS)),activate(N))
   #7: #U31(tt(),N,XS) -> #isLNat(activate(XS))
   #8: #U31(tt(),N,XS) -> #activate(XS)
   #9: #U31(tt(),N,XS) -> #activate(N)
   #10: #activate(n__snd(X)) -> #snd(activate(X))
   #11: #activate(n__snd(X)) -> #activate(X)
   #12: #isLNat(n__natsFrom(V1)) -> #U71(isNatural(activate(V1)))
   #13: #isLNat(n__natsFrom(V1)) -> #isNatural(activate(V1))
   #14: #isLNat(n__natsFrom(V1)) -> #activate(V1)
   #15: #head(cons(N,XS)) -> #U31(isNatural(N),N,activate(XS))
   #16: #head(cons(N,XS)) -> #isNatural(N)
   #17: #head(cons(N,XS)) -> #activate(XS)
   #18: #isLNat(n__snd(V1)) -> #U81(isPLNat(activate(V1)))
   #19: #isLNat(n__snd(V1)) -> #isPLNat(activate(V1))
   #20: #isLNat(n__snd(V1)) -> #activate(V1)
   #21: #isNatural(n__sel(V1,V2)) -> #U131(isNatural(activate(V1)),activate(V2))
   #22: #isNatural(n__sel(V1,V2)) -> #isNatural(activate(V1))
   #23: #isNatural(n__sel(V1,V2)) -> #activate(V1)
   #24: #isNatural(n__sel(V1,V2)) -> #activate(V2)
   #25: #isLNat(n__tail(V1)) -> #U91(isLNat(activate(V1)))
   #26: #isLNat(n__tail(V1)) -> #isLNat(activate(V1))
   #27: #isLNat(n__tail(V1)) -> #activate(V1)
   #28: #snd(pair(X,Y)) -> #U181(isLNat(X),Y)
   #29: #snd(pair(X,Y)) -> #isLNat(X)
   #30: #tail(cons(N,XS)) -> #U211(isNatural(N),activate(XS))
   #31: #tail(cons(N,XS)) -> #isNatural(N)
   #32: #tail(cons(N,XS)) -> #activate(XS)
   #33: #splitAt(0(),XS) -> #U191(isLNat(XS),XS)
   #34: #splitAt(0(),XS) -> #isLNat(XS)
   #35: #isPLNat(n__splitAt(V1,V2)) -> #U151(isNatural(activate(V1)),activate(V2))
   #36: #isPLNat(n__splitAt(V1,V2)) -> #isNatural(activate(V1))
   #37: #isPLNat(n__splitAt(V1,V2)) -> #activate(V1)
   #38: #isPLNat(n__splitAt(V1,V2)) -> #activate(V2)
   #39: #fst(pair(X,Y)) -> #U21(isLNat(X),X,Y)
   #40: #fst(pair(X,Y)) -> #isLNat(X)
   #41: #activate(n__splitAt(X1,X2)) -> #splitAt(activate(X1),activate(X2))
   #42: #activate(n__splitAt(X1,X2)) -> #activate(X1)
   #43: #activate(n__splitAt(X1,X2)) -> #activate(X2)
   #44: #isNatural(n__head(V1)) -> #U111(isLNat(activate(V1)))
   #45: #isNatural(n__head(V1)) -> #isLNat(activate(V1))
   #46: #isNatural(n__head(V1)) -> #activate(V1)
   #47: #U161(tt(),N) -> #cons(activate(N),n__natsFrom(n__s(activate(N))))
   #48: #U161(tt(),N) -> #activate(N)
   #49: #U161(tt(),N) -> #activate(N)
   #50: #U141(tt(),V2) -> #U142(isLNat(activate(V2)))
   #51: #U141(tt(),V2) -> #isLNat(activate(V2))
   #52: #U141(tt(),V2) -> #activate(V2)
   #53: #U151(tt(),V2) -> #U152(isLNat(activate(V2)))
   #54: #U151(tt(),V2) -> #isLNat(activate(V2))
   #55: #U151(tt(),V2) -> #activate(V2)
   #56: #sel(N,XS) -> #U171(isNatural(N),N,XS)
   #57: #sel(N,XS) -> #isNatural(N)
   #58: #U211(tt(),XS) -> #U212(isLNat(activate(XS)),activate(XS))
   #59: #U211(tt(),XS) -> #isLNat(activate(XS))
   #60: #U211(tt(),XS) -> #activate(XS)
   #61: #U211(tt(),XS) -> #activate(XS)
   #62: #U21(tt(),X,Y) -> #U22(isLNat(activate(Y)),activate(X))
   #63: #U21(tt(),X,Y) -> #isLNat(activate(Y))
   #64: #U21(tt(),X,Y) -> #activate(Y)
   #65: #U21(tt(),X,Y) -> #activate(X)
   #66: #activate(n__cons(X1,X2)) -> #cons(activate(X1),X2)
   #67: #activate(n__cons(X1,X2)) -> #activate(X1)
   #68: #activate(n__s(X)) -> #s(activate(X))
   #69: #activate(n__s(X)) -> #activate(X)
   #70: #isLNat(n__fst(V1)) -> #U61(isPLNat(activate(V1)))
   #71: #isLNat(n__fst(V1)) -> #isPLNat(activate(V1))
   #72: #isLNat(n__fst(V1)) -> #activate(V1)
   #73: #U41(tt(),V2) -> #U42(isLNat(activate(V2)))
   #74: #U41(tt(),V2) -> #isLNat(activate(V2))
   #75: #U41(tt(),V2) -> #activate(V2)
   #76: #activate(n__nil()) -> #nil()
   #77: #natsFrom(N) -> #U161(isNatural(N),N)
   #78: #natsFrom(N) -> #isNatural(N)
   #79: #activate(n__pair(X1,X2)) -> #pair(activate(X1),activate(X2))
   #80: #activate(n__pair(X1,X2)) -> #activate(X1)
   #81: #activate(n__pair(X1,X2)) -> #activate(X2)
   #82: #activate(n__fst(X)) -> #fst(activate(X))
   #83: #activate(n__fst(X)) -> #activate(X)
   #84: #U171(tt(),N,XS) -> #U172(isLNat(activate(XS)),activate(N),activate(XS))
   #85: #U171(tt(),N,XS) -> #isLNat(activate(XS))
   #86: #U171(tt(),N,XS) -> #activate(XS)
   #87: #U171(tt(),N,XS) -> #activate(N)
   #88: #U171(tt(),N,XS) -> #activate(XS)
   #89: #take(N,XS) -> #U221(isNatural(N),N,XS)
   #90: #take(N,XS) -> #isNatural(N)
   #91: #U32(tt(),N) -> #activate(N)
   #92: #isNatural(n__s(V1)) -> #U121(isNatural(activate(V1)))
   #93: #isNatural(n__s(V1)) -> #isNatural(activate(V1))
   #94: #isNatural(n__s(V1)) -> #activate(V1)
   #95: #isLNat(n__take(V1,V2)) -> #U101(isNatural(activate(V1)),activate(V2))
   #96: #isLNat(n__take(V1,V2)) -> #isNatural(activate(V1))
   #97: #isLNat(n__take(V1,V2)) -> #activate(V1)
   #98: #isLNat(n__take(V1,V2)) -> #activate(V2)
   #99: #U212(tt(),XS) -> #activate(XS)
   #100: #U202(tt(),N,X,XS) -> #U203(isLNat(activate(XS)),activate(N),activate(X),activate(XS))
   #101: #U202(tt(),N,X,XS) -> #isLNat(activate(XS))
   #102: #U202(tt(),N,X,XS) -> #activate(XS)
   #103: #U202(tt(),N,X,XS) -> #activate(N)
   #104: #U202(tt(),N,X,XS) -> #activate(X)
   #105: #U202(tt(),N,X,XS) -> #activate(XS)
   #106: #activate(n__sel(X1,X2)) -> #sel(activate(X1),activate(X2))
   #107: #activate(n__sel(X1,X2)) -> #activate(X1)
   #108: #activate(n__sel(X1,X2)) -> #activate(X2)
   #109: #U131(tt(),V2) -> #U132(isLNat(activate(V2)))
   #110: #U131(tt(),V2) -> #isLNat(activate(V2))
   #111: #U131(tt(),V2) -> #activate(V2)
   #112: #afterNth(N,XS) -> #U11(isNatural(N),N,XS)
   #113: #afterNth(N,XS) -> #isNatural(N)
   #114: #U51(tt(),V2) -> #U52(isLNat(activate(V2)))
   #115: #U51(tt(),V2) -> #isLNat(activate(V2))
   #116: #U51(tt(),V2) -> #activate(V2)
   #117: #U12(tt(),N,XS) -> #snd(splitAt(activate(N),activate(XS)))
   #118: #U12(tt(),N,XS) -> #splitAt(activate(N),activate(XS))
   #119: #U12(tt(),N,XS) -> #activate(N)
   #120: #U12(tt(),N,XS) -> #activate(XS)
   #121: #isLNat(n__cons(V1,V2)) -> #U51(isNatural(activate(V1)),activate(V2))
   #122: #isLNat(n__cons(V1,V2)) -> #isNatural(activate(V1))
   #123: #isLNat(n__cons(V1,V2)) -> #activate(V1)
   #124: #isLNat(n__cons(V1,V2)) -> #activate(V2)
   #125: #U222(tt(),N,XS) -> #fst(splitAt(activate(N),activate(XS)))
   #126: #U222(tt(),N,XS) -> #splitAt(activate(N),activate(XS))
   #127: #U222(tt(),N,XS) -> #activate(N)
   #128: #U222(tt(),N,XS) -> #activate(XS)
   #129: #U204(pair(YS,ZS),X) -> #pair(cons(activate(X),YS),ZS)
   #130: #U204(pair(YS,ZS),X) -> #cons(activate(X),YS)
   #131: #U204(pair(YS,ZS),X) -> #activate(X)
   #132: #activate(n__tail(X)) -> #tail(activate(X))
   #133: #activate(n__tail(X)) -> #activate(X)
   #134: #activate(n__head(X)) -> #head(activate(X))
   #135: #activate(n__head(X)) -> #activate(X)
   #136: #U221(tt(),N,XS) -> #U222(isLNat(activate(XS)),activate(N),activate(XS))
   #137: #U221(tt(),N,XS) -> #isLNat(activate(XS))
   #138: #U221(tt(),N,XS) -> #activate(XS)
   #139: #U221(tt(),N,XS) -> #activate(N)
   #140: #U221(tt(),N,XS) -> #activate(XS)
   #141: #splitAt(s(N),cons(X,XS)) -> #U201(isNatural(N),N,X,activate(XS))
   #142: #splitAt(s(N),cons(X,XS)) -> #isNatural(N)
   #143: #splitAt(s(N),cons(X,XS)) -> #activate(XS)
   #144: #U182(tt(),Y) -> #activate(Y)
   #145: #U201(tt(),N,X,XS) -> #U202(isNatural(activate(X)),activate(N),activate(X),activate(XS))
   #146: #U201(tt(),N,X,XS) -> #isNatural(activate(X))
   #147: #U201(tt(),N,X,XS) -> #activate(X)
   #148: #U201(tt(),N,X,XS) -> #activate(N)
   #149: #U201(tt(),N,X,XS) -> #activate(X)
   #150: #U201(tt(),N,X,XS) -> #activate(XS)
   #151: #U22(tt(),X) -> #activate(X)
   #152: #activate(n__take(X1,X2)) -> #take(activate(X1),activate(X2))
   #153: #activate(n__take(X1,X2)) -> #activate(X1)
   #154: #activate(n__take(X1,X2)) -> #activate(X2)
   #155: #U203(tt(),N,X,XS) -> #U204(splitAt(activate(N),activate(XS)),activate(X))
   #156: #U203(tt(),N,X,XS) -> #splitAt(activate(N),activate(XS))
   #157: #U203(tt(),N,X,XS) -> #activate(N)
   #158: #U203(tt(),N,X,XS) -> #activate(XS)
   #159: #U203(tt(),N,X,XS) -> #activate(X)
   #160: #U181(tt(),Y) -> #U182(isLNat(activate(Y)),activate(Y))
   #161: #U181(tt(),Y) -> #isLNat(activate(Y))
   #162: #U181(tt(),Y) -> #activate(Y)
   #163: #U181(tt(),Y) -> #activate(Y)
   #164: #U11(tt(),N,XS) -> #U12(isLNat(activate(XS)),activate(N),activate(XS))
   #165: #U11(tt(),N,XS) -> #isLNat(activate(XS))
   #166: #U11(tt(),N,XS) -> #activate(XS)
   #167: #U11(tt(),N,XS) -> #activate(N)
   #168: #U11(tt(),N,XS) -> #activate(XS)
   #169: #activate(n__natsFrom(X)) -> #natsFrom(activate(X))
   #170: #activate(n__natsFrom(X)) -> #activate(X)
   #171: #U101(tt(),V2) -> #U102(isLNat(activate(V2)))
   #172: #U101(tt(),V2) -> #isLNat(activate(V2))
   #173: #U101(tt(),V2) -> #activate(V2)
   #174: #isPLNat(n__pair(V1,V2)) -> #U141(isLNat(activate(V1)),activate(V2))
   #175: #isPLNat(n__pair(V1,V2)) -> #isLNat(activate(V1))
   #176: #isPLNat(n__pair(V1,V2)) -> #activate(V1)
   #177: #isPLNat(n__pair(V1,V2)) -> #activate(V2)
   #178: #U172(tt(),N,XS) -> #head(afterNth(activate(N),activate(XS)))
   #179: #U172(tt(),N,XS) -> #afterNth(activate(N),activate(XS))
   #180: #U172(tt(),N,XS) -> #activate(N)
   #181: #U172(tt(),N,XS) -> #activate(XS)
   #182: #activate(n__afterNth(X1,X2)) -> #afterNth(activate(X1),activate(X2))
   #183: #activate(n__afterNth(X1,X2)) -> #activate(X1)
   #184: #activate(n__afterNth(X1,X2)) -> #activate(X2)
   #185: #U191(tt(),XS) -> #pair(nil(),activate(XS))
   #186: #U191(tt(),XS) -> #nil()
   #187: #U191(tt(),XS) -> #activate(XS)
Number of SCCs: 1, DPs: 165, edges: 2899
	SCC { #2..11 #13..17 #19..24 #26..43 #45 #46 #48 #49 #51 #52 #54..65 #67 #69 #71 #72 #74 #75 #77 #78 #80..91 #93..108 #110..113 #115..128 #131..170 #172..184 #187 }
Removing DPs: Order(PosReal,>,Sum)... Order(PosReal,>,Max)... succeeded.
#U201(x1,x2,x3,x4)	weight: max{0, (/ 133631 4) + x4, (/ 400893 8) + x3, (/ 66815 2) + x2}
  U204(x1,x2)	weight: max{(/ 133633 4) + x2, x1}
   #0()	weight: 0
 #U32(x1,x2)	weight: max{(/ 133631 8) + x2, (/ 133627 8) + x1}
   U21(x1,x2,x3)	weight: max{(/ 133631 8) + x3, (/ 1 2) + x2, x1}
  U161(x1,x2)	weight: max{(/ 133631 8) + x2, x1}
  U182(x1,x2)	weight: max{0, (/ 1 8) + x2}
   U11(x1,x2,x3)	weight: max{0, (/ 133641 8) + x3, (/ 66821 4) + x2}
#cons(x1,x2)	weight: 0
     s(x1)	weight: x1
n__pair(x1,x2)	weight: max{16704 + x2, (/ 66815 4) + x1}
#U142(x1)	weight: 0
#take(x1,x2)	weight: max{33408 + x2, (/ 66815 2) + x1}
  U142(x1)	weight: (/ 3 8)
#U152(x1)	weight: 0
#U181(x1,x2)	weight: max{0, (/ 133631 8) + x2}
isPLNat(x1)	weight: (/ 1 8) + x1
   U42(x1)	weight: (/ 3 8)
   U91(x1)	weight: (/ 3 8)
  U221(x1,x2,x3)	weight: max{0, (/ 133635 8) + x3, (/ 133631 8) + x2}
#U101(x1,x2)	weight: max{(/ 267261 8) + x2, (/ 133627 8) + x1}
activate(x1)	weight: x1
  take(x1,x2)	weight: max{(/ 33409 2) + x2, (/ 133631 8) + x1}
   U71(x1)	weight: (/ 3 8)
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: max{0, x1}
#U222(x1,x2,x3)	weight: max{(/ 267263 8) + x3, (/ 66815 2) + x2, (/ 66815 2) + x1}
#U212(x1,x2)	weight: max{(/ 66815 4) + x2, (/ 133627 8) + x1}
  U101(x1,x2)	weight: max{0, (/ 133633 8) + x2}
  pair(x1,x2)	weight: max{16704 + x2, (/ 66815 4) + x1}
   fst(x1)	weight: x1
  U111(x1)	weight: (/ 3 8)
  U132(x1)	weight: (/ 3 8)
#activate(x1)	weight: (/ 133629 8) + x1
  U152(x1)	weight: (/ 3 8)
natsFrom(x1)	weight: (/ 133631 8) + x1
#head(x1)	weight: (/ 133633 8) + x1
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: max{0, (/ 33413 2) + x3, (/ 133653 8) + x2}
splitAt(x1,x2)	weight: max{(/ 133635 8) + x2, (/ 133631 8) + x1}
#U131(x1,x2)	weight: max{0, (/ 66815 4) + x2}
 #fst(x1)	weight: x1
n__nil()	weight: (/ 3 8)
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: max{0, (/ 133641 8) + x3, (/ 66821 4) + x2}
#U202(x1,x2,x3,x4)	weight: max{0, (/ 133631 4) + x4, (/ 400893 8) + x3, (/ 66815 2) + x2}
n__natsFrom(x1)	weight: (/ 133631 8) + x1
isNatural(x1)	weight: (/ 5 8)
  U222(x1,x2,x3)	weight: max{(/ 133635 8) + x3, (/ 133631 8) + x2, (/ 133631 8) + x1}
n__snd(x1)	weight: x1
  n__s(x1)	weight: x1
  U201(x1,x2,x3,x4)	weight: max{(/ 133635 8) + x4, (/ 133633 4) + x3, (/ 133631 8) + x2, 16704 + x1}
n__splitAt(x1,x2)	weight: max{(/ 133635 8) + x2, (/ 133631 8) + x1}
 #U42(x1)	weight: 0
#U141(x1,x2)	weight: max{(/ 66815 2) + x2, (/ 133627 8) + x1}
 #U12(x1,x2,x3)	weight: max{0, (/ 267265 8) + x3, (/ 267265 8) + x2}
  U141(x1,x2)	weight: max{(/ 3 8) + x2, x1}
#U171(x1,x2,x3)	weight: max{0, (/ 267277 8) + x3, (/ 267279 8) + x2}
  tail(x1)	weight: (/ 133633 8) + x1
     0()	weight: 0
  U191(x1,x2)	weight: max{16704 + x2, (/ 66815 4) + x1}
n__take(x1,x2)	weight: max{(/ 33409 2) + x2, (/ 133631 8) + x1}
 #sel(x1,x2)	weight: max{33410 + x2, 33410 + x1}
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: max{(/ 33413 2) + x3, (/ 133653 8) + x2, 16706 + x1}
#isLNat(x1)	weight: (/ 133629 8) + x1
  U202(x1,x2,x3,x4)	weight: max{0, (/ 133635 8) + x4, (/ 133633 4) + x3, (/ 133631 8) + x2}
   sel(x1,x2)	weight: max{(/ 33413 2) + x2, (/ 133653 8) + x1}
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: max{(/ 133641 8) + x2, (/ 66821 4) + x1}
n__cons(x1,x2)	weight: max{x2, (/ 133631 8) + x1}
#U211(x1,x2)	weight: max{0, (/ 133631 8) + x2}
#isPLNat(x1)	weight: (/ 133629 8) + x1
   nil()	weight: (/ 3 8)
isLNat(x1)	weight: (/ 1 8) + x1
n__sel(x1,x2)	weight: max{(/ 33413 2) + x2, (/ 133653 8) + x1}
#tail(x1)	weight: (/ 267261 8) + x1
#U182(x1,x2)	weight: max{(/ 66815 4) + x2, (/ 133627 8) + x1}
#splitAt(x1,x2)	weight: max{(/ 133631 4) + x2, (/ 66815 2) + x1}
  U151(x1,x2)	weight: max{0, x1}
 #nil()	weight: 0
n__tail(x1)	weight: (/ 133633 8) + x1
#afterNth(x1,x2)	weight: max{(/ 267267 8) + x2, (/ 267269 8) + x1}
#U111(x1)	weight: 0
   U32(x1,x2)	weight: max{0, x2}
#U221(x1,x2,x3)	weight: max{0, 33408 + x3, (/ 66815 2) + x2}
  n__0()	weight: 0
n__afterNth(x1,x2)	weight: max{(/ 133641 8) + x2, (/ 66821 4) + x1}
  U211(x1,x2)	weight: max{(/ 1 8) + x2, (/ 133629 8) + x1}
  U203(x1,x2,x3,x4)	weight: max{(/ 133635 8) + x4, (/ 133633 4) + x3, (/ 133631 8) + x2, (/ 66817 4) + x1}
   U52(x1)	weight: (/ 3 8)
   U61(x1)	weight: x1
 #U51(x1,x2)	weight: max{0, (/ 133629 8) + x2}
n__fst(x1)	weight: x1
 #U11(x1,x2,x3)	weight: max{(/ 133633 4) + x3, (/ 66817 2) + x2, (/ 267263 8) + x1}
   U31(x1,x2,x3)	weight: max{0, x2}
  head(x1)	weight: (/ 11 8) + x1
 #snd(x1)	weight: (/ 133629 8) + x1
 #U41(x1,x2)	weight: max{(/ 66815 4) + x2, (/ 133627 8) + x1}
  cons(x1,x2)	weight: max{x2, (/ 133631 8) + x1}
#natsFrom(x1)	weight: (/ 66815 2) + x1
  U102(x1)	weight: (/ 3 8)
   snd(x1)	weight: x1
#U191(x1,x2)	weight: max{0, (/ 66815 4) + x2}
 #U21(x1,x2,x3)	weight: max{0, (/ 133629 8) + x3, (/ 133629 8) + x2}
   U81(x1)	weight: x1
 #U22(x1,x2)	weight: max{0, (/ 133629 8) + x2}
    tt()	weight: (/ 3 8)
 #U71(x1)	weight: 0
#U151(x1,x2)	weight: max{(/ 267261 8) + x2, (/ 133627 8) + x1}
#isNatural(x1)	weight: (/ 66815 2) + x1
#pair(x1,x2)	weight: 0
   U22(x1,x2)	weight: max{(/ 1 2) + x2, (/ 1 2) + x1}
n__head(x1)	weight: (/ 11 8) + x1
   U51(x1,x2)	weight: max{(/ 1 8) + x2, x1}
#U161(x1,x2)	weight: max{0, (/ 133629 8) + x2}
#U172(x1,x2,x3)	weight: max{0, (/ 66819 2) + x3, (/ 133639 4) + x2}
#U203(x1,x2,x3,x4)	weight: max{(/ 133631 4) + x4, (/ 267263 8) + x3, (/ 66815 2) + x2, (/ 267261 8) + x1}
  U212(x1,x2)	weight: max{0, x2}
   U41(x1,x2)	weight: max{0, (/ 66819 4) + x1}
 #U31(x1,x2,x3)	weight: max{0, (/ 66815 4) + x3, 16704 + x2}
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: (/ 3 8)
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: max{(/ 66815 4) + x2, (/ 66813 4) + x1}
  U181(x1,x2)	weight: max{0, (/ 1 8) + x2}
    Usable rules: { 1..91 }
    Removed DPs: #2..9 #14..17 #21..24 #26..35 #37..40 #42 #43 #45 #46 #51 #52 #54..61 #67 #74 #75 #77 #80..82 #84..88 #91 #94 #95 #97..99 #101..108 #110..113 #117..120 #123 #125 #127 #128 #131..135 #137..140 #143 #144 #146..150 #153..155 #157..168 #170 #172..184 #187
Number of SCCs: 4, DPs: 10, edges: 16
	SCC { #93 }
Removing DPs: Order(PosReal,>,Sum)... Order(PosReal,>,Max)... QLPOpS... Order(PosReal,>,MaxSum)... QWPOpS(PosReal,>,MaxSum)... succeeded.
#U201(x1,x2,x3,x4)	weight: max{0, (/ 1 64) + x4, (/ 1 64) + x2, (/ 1 64) + x1}	status: [x4,x2,x1]	precedence above:
  U204(x1,x2)	weight: max{(/ 7 16) + x2, x1}	status: []	precedence above: n__pair pair
   #0()	weight: 0	status: []	precedence above:
 #U32(x1,x2)	weight: (/ 1 64) + x2 + x1	status: [x1,x2]	precedence above:
   U21(x1,x2,x3)	weight: max{0, (/ 17 64) + x2}	status: []	precedence above: U22
  U161(x1,x2)	weight: max{(/ 7 16) + x2, (/ 9 32) + x1}	status: []	precedence above: n__cons cons
  U182(x1,x2)	weight: max{0, (/ 1 64) + x2}	status: [x2]	precedence above: U161 activate natsFrom n__natsFrom n__cons U31 head cons n__head
   U11(x1,x2,x3)	weight: max{(/ 1 2) + x3, (/ 15 32) + x2, (/ 1 16) + x1}	status: []	precedence above: U161 U182 activate natsFrom U12 n__natsFrom n__snd n__cons U31 head cons snd n__head U181
#cons(x1,x2)	weight: (/ 1 64) + x2 + x1	status: [x1,x2]	precedence above:
     s(x1)	weight: x1	status: [x1]	precedence above: U161 n__s n__cons U31 cons
n__pair(x1,x2)	weight: max{x2, x1}	status: []	precedence above: pair
#U142(x1)	weight: x1	status: []	precedence above:
#take(x1,x2)	weight: (/ 1 64) + x2	status: [x2]	precedence above:
  U142(x1)	weight: 0	status: []	precedence above:
#U152(x1)	weight: (/ 1 64)	status: []	precedence above:
#U181(x1,x2)	weight: (/ 1 64) + x1	status: [x1]	precedence above:
isPLNat(x1)	weight: (/ 1 64)	status: []	precedence above:
   U42(x1)	weight: (/ 5 16)	status: []	precedence above: tt
   U91(x1)	weight: (/ 15 64)	status: []	precedence above: tt
  U221(x1,x2,x3)	weight: max{(/ 23 32) + x3, (/ 25 64) + x2, (/ 17 32) + x1}	status: [x2]	precedence above: U21 isPLNat fst U222 n__fst U22
#U101(x1,x2)	weight: (/ 1 64) + x2 + x1	status: [x2,x1]	precedence above:
activate(x1)	weight: x1	status: x1
  take(x1,x2)	weight: (/ 47 64) + x2 + x1	status: [x1]	precedence above: U21 isPLNat U221 fst U222 n__take n__fst U22
   U71(x1)	weight: (/ 15 64)	status: []	precedence above: tt
 #U81(x1)	weight: x1	status: []	precedence above:
  U131(x1,x2)	weight: (/ 5 64) + x2 + x1	status: []	precedence above: isPLNat U91 U71 isLNat U61 U81 tt
#U222(x1,x2,x3)	weight: x3	status: []	precedence above:
#U212(x1,x2)	weight: (/ 1 64) + x2 + x1	status: [x1,x2]	precedence above:
  U101(x1,x2)	weight: (/ 3 4)	status: []	precedence above:
  pair(x1,x2)	weight: max{x2, x1}	status: []	precedence above: n__pair
   fst(x1)	weight: (/ 9 32) + x1	status: []	precedence above: U21 isPLNat n__fst U22
  U111(x1)	weight: (/ 3 16)	status: []	precedence above: tt
  U132(x1)	weight: (/ 3 16)	status: []	precedence above: tt
#activate(x1)	weight: x1	status: []	precedence above:
  U152(x1)	weight: (/ 3 16)	status: []	precedence above: tt
natsFrom(x1)	weight: (/ 7 16) + x1	status: []	precedence above: U161 n__natsFrom n__cons cons
#head(x1)	weight: x1	status: []	precedence above:
#U121(x1)	weight: x1	status: []	precedence above:
  U172(x1,x2,x3)	weight: max{0, (/ 41 64) + x3, (/ 21 32) + x2}	status: []	precedence above: U31 head n__head
splitAt(x1,x2)	weight: max{(/ 13 32) + x2, (/ 3 32) + x1}	status: []	precedence above: U204 n__pair isPLNat U91 U71 pair U201 n__splitAt U191 U202 isLNat U203 U61 U81 tt
#U131(x1,x2)	weight: x2	status: [x2]	precedence above:
 #fst(x1)	weight: x1	status: []	precedence above:
n__nil()	weight: 0	status: []	precedence above: nil
 #U52(x1)	weight: (/ 1 64)	status: []	precedence above:
   U12(x1,x2,x3)	weight: max{0, (/ 29 64) + x3, (/ 25 64) + x2}	status: []	precedence above: U161 U182 activate natsFrom n__natsFrom n__snd n__cons U31 head cons snd n__head U181
#U202(x1,x2,x3,x4)	weight: max{0, (/ 1 64) + x4, (/ 1 64) + x2, (/ 1 64) + x1}	status: [x4,x1,x2]	precedence above:
n__natsFrom(x1)	weight: (/ 7 16) + x1	status: []	precedence above: U161 natsFrom n__cons cons
isNatural(x1)	weight: (/ 9 64) + x1	status: []	precedence above: U91 U111 isLNat U61 U81 tt U121
  U222(x1,x2,x3)	weight: max{0, (/ 45 64) + x3, (/ 25 64) + x2}	status: []	precedence above: U21 isPLNat fst n__fst U22
n__snd(x1)	weight: (/ 3 64) + x1	status: []	precedence above: U161 U182 activate natsFrom n__natsFrom n__cons U31 head cons snd n__head U181
  n__s(x1)	weight: x1	status: [x1]	precedence above: U161 s n__cons U31 cons
  U201(x1,x2,x3,x4)	weight: max{0, (/ 13 32) + x4, (/ 29 64) + x3, (/ 3 32) + x2}	status: []	precedence above: U204 n__pair isPLNat U91 pair U202 isLNat U203 U61 U81 tt
n__splitAt(x1,x2)	weight: max{(/ 13 32) + x2, (/ 3 32) + x1}	status: []	precedence above: U204 n__pair isPLNat U91 U71 pair splitAt U201 U191 U202 isLNat U203 U61 U81 tt
 #U42(x1)	weight: x1	status: []	precedence above:
#U141(x1,x2)	weight: (/ 1 64) + x2	status: [x2]	precedence above:
 #U12(x1,x2,x3)	weight: (/ 1 64) + x2	status: [x2]	precedence above:
  U141(x1,x2)	weight: 0	status: []	precedence above: U142
#U171(x1,x2,x3)	weight: (/ 1 64) + x2	status: [x2]	precedence above:
  tail(x1)	weight: (/ 7 32) + x1	status: []	precedence above: U161 activate U111 natsFrom n__natsFrom n__cons n__tail U211 U31 head cons tt n__head U212 U121
     0()	weight: (/ 5 32)	status: []	precedence above: n__0
  U191(x1,x2)	weight: max{0, x2}	status: []	precedence above: n__pair pair
n__take(x1,x2)	weight: (/ 47 64) + x2 + x1	status: [x1]	precedence above: U21 isPLNat U221 take fst U222 n__fst U22
 #sel(x1,x2)	weight: (/ 1 64) + x2 + x1	status: [x2,x1]	precedence above:
#U102(x1)	weight: x1	status: []	precedence above:
  U171(x1,x2,x3)	weight: max{0, (/ 21 32) + x3, (/ 43 64) + x2}	status: []	precedence above: U172 U31 head n__head
#isLNat(x1)	weight: (/ 1 64)	status: []	precedence above:
  U202(x1,x2,x3,x4)	weight: max{0, (/ 13 32) + x4, (/ 7 16) + x3, (/ 3 32) + x2}	status: [x4]	precedence above: U204 n__pair isPLNat U91 pair isLNat U203 U61 U81 tt
   sel(x1,x2)	weight: (/ 11 16) + x2 + x1	status: []	precedence above: U172 U171 n__sel U31 head n__head
   #s(x1)	weight: (/ 1 64)	status: []	precedence above:
afterNth(x1,x2)	weight: max{(/ 1 2) + x2, (/ 31 64) + x1}	status: []	precedence above: U161 U182 U11 activate natsFrom U12 n__natsFrom n__snd n__cons n__afterNth U31 head cons snd n__head U41 U181
n__cons(x1,x2)	weight: max{x2, (/ 27 64) + x1}	status: []	precedence above: cons
#U211(x1,x2)	weight: (/ 1 64)	status: []	precedence above:
#isPLNat(x1)	weight: x1	status: []	precedence above:
   nil()	weight: 0	status: []	precedence above: n__nil
isLNat(x1)	weight: (/ 1 4)	status: []	precedence above: U91 U61 U81 tt
n__sel(x1,x2)	weight: (/ 11 16) + x2 + x1	status: []	precedence above: U172 U171 sel U31 head n__head
#tail(x1)	weight: (/ 1 64)	status: []	precedence above:
#U182(x1,x2)	weight: (/ 1 64) + x2 + x1	status: [x1,x2]	precedence above:
#splitAt(x1,x2)	weight: max{(/ 1 64) + x2, (/ 1 64) + x1}	status: [x2,x1]	precedence above:
  U151(x1,x2)	weight: max{0, (/ 27 64) + x2}	status: [x2]	precedence above: U152 tt
 #nil()	weight: 0	status: []	precedence above:
n__tail(x1)	weight: (/ 7 32) + x1	status: []	precedence above: U161 activate U111 natsFrom n__natsFrom tail n__cons U211 U31 head cons tt n__head U212 U121
#afterNth(x1,x2)	weight: (/ 1 64) + x2 + x1	status: [x2,x1]	precedence above:
#U111(x1)	weight: x1	status: []	precedence above:
   U32(x1,x2)	weight: max{0, (/ 9 32) + x2}	status: [x2]	precedence above: U161 U182 isPLNat activate natsFrom n__natsFrom n__snd n__cons U31 head cons snd n__head U181
#U221(x1,x2,x3)	weight: (/ 1 64) + x3	status: []	precedence above:
  n__0()	weight: (/ 5 32)	status: []	precedence above: 0
n__afterNth(x1,x2)	weight: max{(/ 1 2) + x2, (/ 31 64) + x1}	status: []	precedence above: U161 U182 U11 activate natsFrom U12 n__natsFrom n__snd afterNth n__cons U31 head cons snd n__head U41 U181
  U211(x1,x2)	weight: max{(/ 13 64) + x2, (/ 3 32) + x1}	status: []	precedence above: U161 activate natsFrom n__natsFrom n__cons U31 head cons n__head U212
  U203(x1,x2,x3,x4)	weight: max{0, (/ 13 32) + x4, (/ 7 16) + x3, (/ 3 32) + x2}	status: [x4]	precedence above: U204 n__pair isPLNat U91 pair U81 tt
   U52(x1)	weight: (/ 5 32)	status: []	precedence above:
   U61(x1)	weight: (/ 15 64)	status: []	precedence above: tt
 #U51(x1,x2)	weight: max{0, (/ 1 64) + x1}	status: [x1]	precedence above:
n__fst(x1)	weight: (/ 9 32) + x1	status: []	precedence above: U21 isPLNat fst U22
 #U11(x1,x2,x3)	weight: x1	status: [x1]	precedence above:
   U31(x1,x2,x3)	weight: max{0, (/ 19 64) + x2, (/ 3 32) + x1}	status: []	precedence above:
  head(x1)	weight: (/ 1 8) + x1	status: []	precedence above: U31 n__head
 #snd(x1)	weight: (/ 1 64)	status: []	precedence above:
 #U41(x1,x2)	weight: (/ 1 64) + x2 + x1	status: [x1,x2]	precedence above:
  cons(x1,x2)	weight: max{x2, (/ 27 64) + x1}	status: []	precedence above: n__cons
#natsFrom(x1)	weight: x1	status: []	precedence above:
  U102(x1)	weight: (/ 49 64)	status: []	precedence above: tt
   snd(x1)	weight: (/ 3 64) + x1	status: []	precedence above: U161 U182 activate natsFrom n__natsFrom n__snd n__cons U31 head cons n__head U181
#U191(x1,x2)	weight: (/ 1 64) + x2 + x1	status: [x1,x2]	precedence above:
 #U21(x1,x2,x3)	weight: x1	status: [x1]	precedence above:
   U81(x1)	weight: (/ 3 16)	status: []	precedence above: tt
 #U22(x1,x2)	weight: (/ 1 64) + x2 + x1	status: [x1,x2]	precedence above:
    tt()	weight: (/ 11 64)	status: []	precedence above:
 #U71(x1)	weight: x1	status: []	precedence above:
#U151(x1,x2)	weight: (/ 1 64) + x1	status: [x1]	precedence above:
#isNatural(x1)	weight: x1	status: [x1]	precedence above:
#pair(x1,x2)	weight: (/ 1 64) + x2	status: [x2]	precedence above:
   U22(x1,x2)	weight: max{0, (/ 3 16) + x2}	status: [x2]	precedence above:
n__head(x1)	weight: (/ 1 8) + x1	status: []	precedence above: U31 head
   U51(x1,x2)	weight: max{0, (/ 1 64) + x1}	status: [x1]	precedence above:
#U161(x1,x2)	weight: (/ 1 64) + x2 + x1	status: [x2,x1]	precedence above:
#U172(x1,x2,x3)	weight: (/ 1 64) + x2 + x1	status: [x1,x2]	precedence above:
#U203(x1,x2,x3,x4)	weight: max{(/ 1 64) + x4, (/ 1 64) + x3, (/ 1 64) + x2, (/ 1 64) + x1}	status: [x4,x2,x1,x3]	precedence above:
  U212(x1,x2)	weight: max{0, (/ 3 16) + x2}	status: [x2]	precedence above: U161 activate natsFrom n__natsFrom n__cons U31 head cons n__head
   U41(x1,x2)	weight: max{(/ 15 64) + x2, (/ 1 8) + x1}	status: []	precedence above:
 #U31(x1,x2,x3)	weight: x3	status: []	precedence above:
 #U91(x1)	weight: x1	status: []	precedence above:
#U132(x1)	weight: x1	status: []	precedence above:
  U121(x1)	weight: x1	status: []	precedence above: tt
 #U61(x1)	weight: x1	status: []	precedence above:
#U204(x1,x2)	weight: (/ 1 64) + x2 + x1	status: [x1,x2]	precedence above:
  U181(x1,x2)	weight: max{0, (/ 1 32) + x2}	status: []	precedence above: U161 U182 activate natsFrom n__natsFrom n__cons U31 head cons n__head
    Usable rules: { 3..8 13..30 39..41 50..53 56..91 }
    Removed DPs: #93
Number of SCCs: 3, DPs: 9, edges: 15
	SCC { #11 #69 #83 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
#U201(x1,x2,x3,x4)	weight: (/ 1 8)
  U204(x1,x2)	weight: x1 + x2
   #0()	weight: 0
 #U32(x1,x2)	weight: 0
   U21(x1,x2,x3)	weight: (/ 1 2)
  U161(x1,x2)	weight: (/ 1 4) + x2
  U182(x1,x2)	weight: (/ 1 8)
   U11(x1,x2,x3)	weight: (/ 1 4) + x3
#cons(x1,x2)	weight: 0
     s(x1)	weight: (/ 3 8)
n__pair(x1,x2)	weight: (/ 1 2)
#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: (/ 1 8)
   U42(x1)	weight: 0
   U91(x1)	weight: (/ 1 8) + x1
  U221(x1,x2,x3)	weight: (/ 7 8) + x1 + x3
#U101(x1,x2)	weight: 0
activate(x1)	weight: (/ 1 4)
  take(x1,x2)	weight: (/ 3 8)
   U71(x1)	weight: (/ 5 8)
 #U81(x1)	weight: 0
  U131(x1,x2)	weight: (/ 1 8) + x1
#U222(x1,x2,x3)	weight: 0
#U212(x1,x2)	weight: 0
  U101(x1,x2)	weight: (/ 5 8)
  pair(x1,x2)	weight: (/ 3 8) + x1
   fst(x1)	weight: (/ 3 8)
  U111(x1)	weight: (/ 1 4) + x1
  U132(x1)	weight: (/ 1 4)
#activate(x1)	weight: x1
  U152(x1)	weight: 0
natsFrom(x1)	weight: (/ 1 8) + x1
#head(x1)	weight: 0
#U121(x1)	weight: 0
  U172(x1,x2,x3)	weight: x2
splitAt(x1,x2)	weight: (/ 1 8) + x2
#U131(x1,x2)	weight: 0
 #fst(x1)	weight: 0
n__nil()	weight: 0
 #U52(x1)	weight: 0
   U12(x1,x2,x3)	weight: x1 + x3
#U202(x1,x2,x3,x4)	weight: 0
n__natsFrom(x1)	weight: (/ 1 4)
isNatural(x1)	weight: (/ 5 8)
  U222(x1,x2,x3)	weight: (/ 1 4) + x1 + x2
n__snd(x1)	weight: (/ 1 2) + x1
  n__s(x1)	weight: (/ 1 2) + x1
  U201(x1,x2,x3,x4)	weight: (/ 5 8) + x2
n__splitAt(x1,x2)	weight: (/ 1 4) + x2
 #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: (/ 1 8) + x1
     0()	weight: 0
  U191(x1,x2)	weight: (/ 1 4)
n__take(x1,x2)	weight: (/ 1 2) + x2
 #sel(x1,x2)	weight: 0
#U102(x1)	weight: 0
  U171(x1,x2,x3)	weight: x1 + x2
#isLNat(x1)	weight: 0
  U202(x1,x2,x3,x4)	weight: (/ 1 2) + x3
   sel(x1,x2)	weight: (/ 3 8)
   #s(x1)	weight: 0
afterNth(x1,x2)	weight: (/ 1 8) + x2
n__cons(x1,x2)	weight: (/ 1 8)
#U211(x1,x2)	weight: 0
#isPLNat(x1)	weight: 0
   nil()	weight: 0
isLNat(x1)	weight: (/ 1 2)
n__sel(x1,x2)	weight: (/ 1 2)
#tail(x1)	weight: 0
#U182(x1,x2)	weight: 0
#splitAt(x1,x2)	weight: 0
  U151(x1,x2)	weight: 0
 #nil()	weight: 0
n__tail(x1)	weight: (/ 1 4)
#afterNth(x1,x2)	weight: 0
#U111(x1)	weight: 0
   U32(x1,x2)	weight: (/ 1 8) + x1 + x2
#U221(x1,x2,x3)	weight: 0
  n__0()	weight: 0
n__afterNth(x1,x2)	weight: (/ 1 4) + x2
  U211(x1,x2)	weight: x1
  U203(x1,x2,x3,x4)	weight: x1 + x4
   U52(x1)	weight: (/ 5 8)
   U61(x1)	weight: (/ 5 8)
 #U51(x1,x2)	weight: 0
n__fst(x1)	weight: (/ 1 2) + x1
 #U11(x1,x2,x3)	weight: 0
   U31(x1,x2,x3)	weight: (/ 1 2)
  head(x1)	weight: (/ 3 8)
 #snd(x1)	weight: 0
 #U41(x1,x2)	weight: 0
  cons(x1,x2)	weight: (/ 3 8)
#natsFrom(x1)	weight: 0
  U102(x1)	weight: (/ 1 8) + x1
   snd(x1)	weight: (/ 3 8)
#U191(x1,x2)	weight: 0
 #U21(x1,x2,x3)	weight: 0
   U81(x1)	weight: (/ 5 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: (/ 1 8) + x1
n__head(x1)	weight: (/ 1 2) + x1
   U51(x1,x2)	weight: (/ 5 8)
#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: (/ 3 8) + x2
 #U31(x1,x2,x3)	weight: 0
 #U91(x1)	weight: 0
#U132(x1)	weight: 0
  U121(x1)	weight: (/ 1 8) + x1
 #U61(x1)	weight: 0
#U204(x1,x2)	weight: 0
  U181(x1,x2)	weight: x1
    Usable rules: { }
    Removed DPs: #11 #69 #83
Number of SCCs: 2, DPs: 6, edges: 6
	SCC { #115 #121 }
Removing DPs: Order(PosReal,>,Sum)... Order(PosReal,>,Max)... QLPOpS... Order(PosReal,>,MaxSum)... QWPOpS(PosReal,>,MaxSum)... Order(PosReal,>,Sum-Sum; PosReal,≥,Sum-Sum)... Order(PosReal,>,Sum-Sum; NegReal,≥,Sum)... Order(PosReal,>,MaxSum-Sum; NegReal,≥,Sum)... failed.
Removing edges: failed.
Finding a loop...  failed.
MAYBE