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