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