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