(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))
        f_6(x) -> g_6(x,x)
        g_6(s(x),y) -> b(f_5(y),g_6(x,y))
        f_7(x) -> g_7(x,x)
        g_7(s(x),y) -> b(f_6(y),g_7(x,y))
        f_8(x) -> g_8(x,x)
        g_8(s(x),y) -> b(f_7(y),g_8(x,y))
        f_9(x) -> g_9(x,x)
        g_9(s(x),y) -> b(f_8(y),g_9(x,y))
        f_10(x) -> g_10(x,x)
        g_10(s(x),y) -> b(f_9(y),g_10(x,y))
        
)