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