Fiona is strong. Fiona is high. Gary is little. Gary is tiny. Erin is quiet. Bob is dull. Bob is bad. If someone is not huge then they are dull. If someone is not sad then they are kind. If someone is quiet then they are clever. If someone is clever and not poor then they are smart. If someone is dull and not huge then they are rough. All rough people are thin. If someone is little and tiny then they are poor. If someone is poor and not clever then they are bad. If someone is bad then they are young. If someone is kind then they are nice. All nice people are wealthy. All smart people are old. 
Erin is not old.