YES TRS: a() -> g(c()) g(a()) -> b() f(g(X),b()) -> f(a(),X) linear polynomial interpretations on N: a_A = 4 a#_A = 4 g_A(x1) = x1 + 2 g#_A(x1) = x1 + 2 c_A = 1 c#_A = 1 b_A = 5 b#_A = 5 f_A(x1,x2) = x1 + x2 f#_A(x1,x2) = x1 + x2 precedence: b = f > a > c > g