MAYBE MAYBE TRS: { h(n__d()) -> g(n__c()), activate(X) -> X, activate(n__c()) -> c(), activate(n__d()) -> d(), g(X) -> h(activate(X)), d() -> n__d(), c() -> d(), c() -> n__c() } DUP: We consider a non-duplicating system. Trs: { h(n__d()) -> g(n__c()), activate(X) -> X, activate(n__c()) -> c(), activate(n__d()) -> d(), g(X) -> h(activate(X)), d() -> n__d(), c() -> d(), c() -> n__c() } Fail