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