Alan is young. Alan is rough. Alan is kind. Alan is cold. Bob is rough. Bob is nice. Bob is blue. Charlie is round. Charlie is rough. Charlie is nice. Fred is round. Fred is big. If someone is nice and blue then they are rough. If someone is nice and rough then they are red. If someone is red then they are blue. If someone is nice and blue and red then they are cold. If someone is blue and green and young then they are kind. If someone is rough and cold and round then they are nice.
Bob is not cold.