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