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