(GOAL COMPLEXITY) (STARTTERM (FUNCTIONSYMBOLS f2)) (VAR A B C D E) (RULES f2(A,B,C,D) -> Com_1(f300(A,B,C,D)) f300(A,B,C,D) -> Com_1(f300(A,B,E,D)) :|: E >= 1 && B >= 1 + A f300(A,B,C,D) -> Com_1(f300(A,B,E,D)) :|: 0 >= E + 1 && B >= 1 + A f300(A,B,C,D) -> Com_1(f300(A,-1 + B,0,D)) :|: B >= 1 + A f300(A,B,C,D) -> Com_1(f1(A,B,C,E)) :|: A >= B )