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