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