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