197.58/50.34	MAYBE
197.58/50.34	
197.58/50.34	Problem:
197.58/50.34	 a(a(b(a(a(a(a(a(a(x1))))))))) -> a(a(a(a(a(a(a(a(b(a(a(a(a(b(x1))))))))))))))
197.58/50.34	
197.58/50.34	Proof:
197.58/50.34	 Open
197.58/50.34	EOF