Input TRS: 1: c() -> f(n__g(n__c())) 2: f(n__g(X)) -> g(activate(X)) 3: g(X) -> n__g(X) 4: c() -> n__c() 5: activate(n__g(X)) -> g(X) 6: activate(n__c()) -> c() 7: activate(X) -> X Number of Rules: 7 Direct POLO(Sum) ... removes: 7 5 4 I(c) = 1 I(f) = x1 + 1 I(g) = x1 I(activate) = x1 + 1 I(n__c) = 0 I(n__g) = x1 Number of Rules: 4 Direct POLO(Sum) ...Direct QLPOS ...Direct QKBOS ... failed.