202.69/50.50	MAYBE
202.69/50.50	
202.69/50.50	Problem:
202.69/50.50	 a(a(b(a(a(b(a(a(a(a(a(x1))))))))))) -> a(a(a(a(a(a(a(b(a(a(b(a(a(b(x1))))))))))))))
202.69/50.50	
202.69/50.50	Proof:
202.69/50.50	 Open
202.69/50.51	EOF