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