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