MAYBE
148.47/55.33	MAYBE
148.47/55.33	
148.47/55.33	Problem:
148.47/55.33	 a(x1) -> b(x1)
148.47/55.33	 b(b(c(x1))) -> c(b(c(a(b(x1)))))
148.47/55.33	 c(c(x1)) -> x1
148.47/55.33	
148.47/55.33	Proof:
148.47/55.33	 Open
148.47/55.33	EOF