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