Charlie is furry. Charlie is nice. Charlie is rough. Charlie is young. Fiona is furry. Fiona is nice. Harry is furry. If someone is nice and not furry then they are rough. All red, round people are rough. If someone is not furry then they are red. All red people are not rough. Furry people are quiet. If someone is furry and round then they are not young. If someone is not red and not furry then they are young. If Harry is young and Harry is not quiet then Harry is rough.
Harry is not red.