Alan is rough. Alan is red. Alan is nice. Alan is big. Dave is young. Dave is red. Dave is green. Eric is young. Eric is red. Eric is nice. Eric is blue. Harry is rough. If someone is nice and red and blue then they are rough. If someone is cold and round and kind then they are nice. If someone is cold and rough then they are blue. If someone is rough and young and blue then they are round. If someone is nice and blue and red then they are cold. If someone is blue and nice and round then they are green. If someone is nice and red and rough then they are cold.
Alan is green.