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