Alan is young. Alan is round. Alan is rough. Alan is nice. Charlie is kind. Charlie is cold. Charlie is big. Fred is young. Fred is rough. Fred is cold. Fred is big. If someone is big then they are nice. If someone is cold and rough then they are blue. If someone is red and round then they are blue. If someone is rough and green and red then they are cold. If someone is big and round and red then they are nice. If someone is rough and big then they are green. If someone is nice and big then they are rough.
Charlie is red.