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