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