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