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