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