MAYBE
0.09/0.18	MAYBE
0.09/0.18	
0.09/0.18	Problem:
0.09/0.18	 cond(true(),x) -> cond(and(even(x),gr(x,0())),p(x))
0.09/0.18	 and(x,false()) -> false()
0.09/0.18	 and(false(),x) -> false()
0.09/0.18	 and(true(),true()) -> true()
0.09/0.18	 even(0()) -> true()
0.09/0.18	 even(s(0())) -> false()
0.09/0.18	 even(s(s(x))) -> even(x)
0.09/0.18	 gr(0(),x) -> false()
0.09/0.18	 gr(s(x),0()) -> true()
0.09/0.18	 gr(s(x),s(y())) -> gr(x,y())
0.09/0.18	 p(0()) -> 0()
0.09/0.18	 p(s(x)) -> x
0.09/0.18	
0.09/0.18	Proof:
0.09/0.18	 Open
0.09/0.18	EOF