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