MAYBE MAYBE TRS: { f(X) -> g(n__h(n__f(X))), f(X) -> n__f(X), h(X) -> n__h(X), activate(X) -> X, activate(n__h(X)) -> h(activate(X)), activate(n__f(X)) -> f(activate(X)) } DUP: We consider a non-duplicating system. Trs: { f(X) -> g(n__h(n__f(X))), f(X) -> n__f(X), h(X) -> n__h(X), activate(X) -> X, activate(n__h(X)) -> h(activate(X)), activate(n__f(X)) -> f(activate(X)) } Fail