Gary is huge. Gary is high. Erin is tiny. Erin is little. Fiona is clever. Alan is rough. Alan is bad. If someone is not big then they are rough. If someone is not sad then they are nice. If someone is clever then they are wealthy. If someone is wealthy and not dull then they are quiet. If someone is rough and not big then they are poor. All poor people are short. If someone is tiny and little then they are dull. If someone is dull and not wealthy then they are bad. If someone is bad then they are young. If someone is nice then they are kind. All kind people are smart. All quiet people are experienced. 
Erin is young.