YES TRS: f(g(x)) -> g(g(f(x))) f(g(x)) -> g(g(g(x))) max/plus interpretations on N: f_A(x1) = max{0, x1} f#_A(x1) = max{0, x1} g_A(x1) = max{0, x1} g#_A(x1) = max{0, x1} precedence: f > g