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