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