Bob is huge. Bob is big. Anne is short. Anne is small. Fiona is nice. Dave is rough. Dave is sad. If someone is not high then they are rough. If someone is not bad then they are quiet. If someone is nice then they are wealthy. If someone is wealthy and not poor then they are kind. If someone is rough and not high then they are dull. If someone is short and small then they are poor. If someone is poor and not wealthy then they are sad. All quiet people are smart. 
Anne is not sad.