Fiona is huge. Fiona is big. Harry is tiny. Harry is small. Erin is nice. Dave is rough. Dave is dull. If someone is not strong then they are rough. If someone is not poor then they are kind. If someone is nice then they are clever. If someone is clever and not sad then they are smart. If someone is rough and not strong then they are bad. All bad people are short. If someone is tiny and small then they are sad. If someone is sad and not clever then they are dull. If someone is dull then they are young. If someone is kind then they are wealthy. All wealthy people are quiet. All smart people are old. 
Erin is not old.