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