MAYBE
114.20/55.32	MAYBE
114.20/55.32	
114.20/55.32	Problem:
114.20/55.32	 a(x1) -> b(x1)
114.20/55.32	 b(b(c(x1))) -> c(a(c(a(a(x1)))))
114.20/55.32	 c(c(x1)) -> x1
114.20/55.32	
114.20/55.32	Proof:
114.20/55.32	 Open
114.20/55.33	EOF