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