197.12/50.50	MAYBE
197.12/50.50	
197.12/50.50	Problem:
197.12/50.50	 a(b(a(b(a(a(a(a(a(x1))))))))) -> a(a(a(a(a(a(b(a(b(a(a(b(a(b(x1))))))))))))))
197.12/50.50	
197.12/50.50	Proof:
197.12/50.50	 Open
197.12/50.51	EOF