MAYBE
271.03/69.68	MAYBE
271.03/69.69	
271.03/69.69	Problem:
271.03/69.69	 a(a(b(b(x1)))) -> C(C(x1))
271.03/69.69	 b(b(c(c(x1)))) -> A(A(x1))
271.03/69.69	 c(c(a(a(x1)))) -> B(B(x1))
271.03/69.69	 A(A(C(C(x1)))) -> b(b(x1))
271.03/69.69	 C(C(B(B(x1)))) -> a(a(x1))
271.03/69.69	 B(B(A(A(x1)))) -> c(c(x1))
271.03/69.69	 a(a(a(a(a(a(a(a(a(a(x1)))))))))) -> A(A(A(A(A(A(x1))))))
271.03/69.69	 A(A(A(A(A(A(A(A(x1)))))))) -> a(a(a(a(a(a(a(a(x1))))))))
271.03/69.69	 b(b(b(b(b(b(b(b(b(b(x1)))))))))) -> B(B(B(B(B(B(x1))))))
271.03/69.69	 B(B(B(B(B(B(B(B(x1)))))))) -> b(b(b(b(b(b(b(b(x1))))))))
271.03/69.69	 c(c(c(c(c(c(c(c(c(c(x1)))))))))) -> C(C(C(C(C(C(x1))))))
271.03/69.69	 C(C(C(C(C(C(C(C(x1)))))))) -> c(c(c(c(c(c(c(c(x1))))))))
271.03/69.69	 B(B(a(a(a(a(a(a(a(a(x1)))))))))) -> c(c(A(A(A(A(A(A(x1))))))))
271.03/69.69	 A(A(A(A(A(A(b(b(x1)))))))) -> a(a(a(a(a(a(a(a(C(C(x1))))))))))
271.03/69.69	 C(C(b(b(b(b(b(b(b(b(x1)))))))))) -> a(a(B(B(B(B(B(B(x1))))))))
271.03/69.69	 B(B(B(B(B(B(c(c(x1)))))))) -> b(b(b(b(b(b(b(b(A(A(x1))))))))))
271.03/69.69	 A(A(c(c(c(c(c(c(c(c(x1)))))))))) -> b(b(C(C(C(C(C(C(x1))))))))
271.03/69.69	 C(C(C(C(C(C(a(a(x1)))))))) -> c(c(c(c(c(c(c(c(B(B(x1))))))))))
271.03/69.69	 a(a(A(A(x1)))) -> x1
271.03/69.69	 A(A(a(a(x1)))) -> x1
271.03/69.69	 b(b(B(B(x1)))) -> x1
271.03/69.69	 B(B(b(b(x1)))) -> x1
271.03/69.69	 c(c(C(C(x1)))) -> x1
271.03/69.69	 C(C(c(c(x1)))) -> x1
271.03/69.69	
271.03/69.69	Proof:
271.03/69.69	 Open
271.03/69.69	EOF