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