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