Harry is strong. Harry is high. Erin is thin. Erin is tiny. Anne is clever. Dave is rough. Dave is poor. If someone is not huge then they are rough. If someone is not bad then they are kind. If someone is clever then they are nice. If someone is nice and not dull then they are smart. If someone is rough and not huge then they are sad. If someone is sad then they are little. All little people are small. If someone is thin and tiny then they are dull. If someone is dull and not nice then they are poor. If someone is poor then they are young. If someone is young then they are energetic. If someone is kind then they are quiet. If someone is quiet then they are wealthy. All wealthy people are nice. If someone is smart then they are experienced. All experienced people are old.
Dave is not nice.