197.85/50.42	MAYBE
197.85/50.42	
197.85/50.42	Problem:
197.85/50.42	 b(a(b(a(b(a(b(a(a(x1))))))))) -> a(a(a(b(a(b(a(b(a(b(a(b(a(x1)))))))))))))
197.85/50.42	
197.85/50.42	Proof:
197.85/50.42	 Open
197.96/50.42	EOF