Bob is high. Bob is big. Alan is short. Alan is tiny. Charlie is clever. Dave is sad. Dave is dull. If someone is not strong then they are sad. If someone is not bad then they are nice. If someone is clever then they are kind. If someone is kind and not rough then they are smart. If someone is sad and not strong then they are poor. All poor people are small. If someone is short and tiny then they are rough. If someone is rough and not kind then they are dull. If someone is dull then they are young. If someone is nice then they are quiet. All quiet people are wealthy. All smart people are old. 
Dave is wealthy.