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