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