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