Erin is big. Erin is high. Alan is thin. Alan is small. Charlie is quiet. Harry is rough. Harry is dull. If someone is not strong then they are rough. If someone is not sad then they are clever. If someone is quiet then they are kind. If someone is kind and not poor then they are wealthy. If someone is rough and not strong then they are bad. All bad people are tiny. If someone is thin and small then they are poor. If someone is poor and not kind then they are dull. If someone is dull then they are young. If someone is clever then they are smart. All smart people are nice. All wealthy people are old. 
Alan is not young.