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