Bob is red. Bob is kind. Charlie is round. Charlie is nice. Charlie is cold. Dave is young. Dave is round. Dave is red. Dave is green. Fred is rough. Fred is nice. Fred is kind. If someone is green and young and blue then they are big. If someone is cold and young then they are kind. If someone is green and red then they are cold. If someone is young and round and kind then they are blue. If someone is blue and big then they are kind. If someone is rough and round and nice then they are cold. If someone is round and nice then they are rough.
Charlie is green.