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