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