0.00/0.55	MAYBE
0.00/0.55	
0.00/0.55	Problem:
0.00/0.55	a() -> c()
0.00/0.55	a() -> d()
0.00/0.55	b() -> c()
0.00/0.55	b() -> d()
0.00/0.56	s(k()) -> t(a())
0.00/0.56	s(l()) -> t(a())
0.00/0.56	g(x, x) -> h(x, x)
0.00/0.56	f(x, y) -> y <= s(x) = t(y)
0.00/0.56	
0.00/0.56	Proof:
0.00/0.56	ConCon could not decide confluence of the system.
0.00/0.56	\cite{ALS94}, Theorem 4.1 does not apply.
0.00/0.56	
0.00/0.56	EOF