Harry is furry. Harry is rough. Harry is smart. If something is smart and kind then it is blue. If Harry is furry and Harry is rough then Harry is young. If something is kind then it is smart. All young things are rough. If Harry is blue then Harry is green. If Harry is blue then Harry is furry. If Harry is smart and Harry is young then Harry is furry. All furry, kind things are green.
Harry is not young.