Input TRS:
    1: f(x) -> x
    2: a() ->= g(a())
Number of strict rules: 1
Direct Order(PosReal,>,Poly) ... removes: 1
     a()	weight: (/ 1 4)
     f(x1)	weight: (/ 1 4) + x1
     g(x1)	weight: x1
Number of strict rules: 0
YES