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