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