(GOAL COMPLEXITY)
(STARTTERM CONSTRUCTORBASED)
(VAR x y )
(STRATEGY INNERMOST)
(RULES 
        f_0(x) -> a
        f_1(x) -> g_1(x, x)
        g_1(s(x), y) -> b(f_0(y), g_1(x, y))
        f_2(x) -> g_2(x, x)
        g_2(s(x), y) -> b(f_1(y), g_2(x, y))
        f_3(x) -> g_3(x, x)
        g_3(s(x), y) -> b(f_2(y), g_3(x, y))
        f_4(x) -> g_4(x, x)
        g_4(s(x), y) -> b(f_3(y), g_4(x, y))
        f_5(x) -> g_5(x, x)
        g_5(s(x), y) -> b(f_4(y), g_5(x, y))
        
)