Input TRS: 1: 2nd(cons1(X,cons(Y,Z))) -> Y 2: 2nd(cons(X,X1)) -> 2nd(cons1(X,activate(X1))) 3: from(X) -> cons(X,n__from(s(X))) 4: from(X) -> n__from(X) 5: activate(n__from(X)) -> from(X) 6: activate(X) -> X Number of strict rules: 6 Direct Order(PosReal,>,Poly) ... failed. Freezing 2nd 1: 2nd❆1_cons1(X,cons(Y,Z)) -> Y 2: 2nd❆1_cons(X,X1) -> 2nd❆1_cons1(X,activate(X1)) 3: from(X) -> cons(X,n__from(s(X))) 4: from(X) -> n__from(X) 5: activate(n__from(X)) -> from(X) 6: activate(X) -> X 7: 2nd(cons(_1,_2)) ->= 2nd❆1_cons(_1,_2) 8: 2nd(cons1(_1,_2)) ->= 2nd❆1_cons1(_1,_2) Number of strict rules: 6 Direct Order(PosReal,>,Poly) ... removes: 4 8 1 3 5 7 6 2 s(x1) weight: (/ 82149 4) + x1 activate(x1) weight: 20538 + 2 * x1 n__from(x1) weight: x1 2nd(x1) weight: 20538 + 2 * x1 2nd❆1_cons(x1,x2) weight: (/ 82153 4) + x1 + 2 * x2 cons1(x1,x2) weight: (/ 1125 4) + x1 + x2 from(x1) weight: (/ 82151 4) + 2 * x1 cons(x1,x2) weight: (/ 1 4) + x1 + x2 2nd❆1_cons1(x1,x2) weight: x1 + x2 Number of strict rules: 0 YES