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