(STRATEGY
    INNERMOST)

(VAR
    x y)
(DATATYPES
    A = µX.< g(X), h(X), s(X) >)
(SIGNATURES
    f :: [A] -> A
    f' :: [A x A x A] -> A)
(RULES
    f(g(x)) -> g(f(f(x)))
    f(h(x)) -> h(g(x))
    f'(s(x),y,y) -> f'(y,x,s(x)))