YES TRS: a(c(d(x))) -> c(x) u(b(d(d(x)))) -> b(x) v(a(a(x))) -> u(v(x)) v(a(c(x))) -> u(b(d(x))) v(c(x)) -> b(x) w(a(a(x))) -> u(w(x)) w(a(c(x))) -> u(b(d(x))) w(c(x)) -> b(x) max/plus interpretations on N: a_A(x1) = max{9, 10 + x1} a#_A(x1) = max{9, 10 + x1} c_A(x1) = max{10, 3 + x1} c#_A(x1) = max{10, 3 + x1} d_A(x1) = max{14, 2 + x1} d#_A(x1) = max{14, 2 + x1} u_A(x1) = max{20, x1} u#_A(x1) = max{20, x1} b_A(x1) = max{5, 3 + x1} b#_A(x1) = max{5, 3 + x1} v_A(x1) = max{21, x1} v#_A(x1) = max{21, x1} w_A(x1) = max{18, x1} w#_A(x1) = max{18, x1} precedence: a > c = b > v > u > w > d