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