Fiona is huge. Fiona is high. Dave is thin. Dave is little. Alan is kind. Bob is sad. Bob is poor. If someone is not big then they are sad. If someone is not dull then they are quiet. If someone is kind then they are nice. If someone is nice and not bad then they are smart. If someone is sad and not big then they are rough. All rough people are tiny. If someone is thin and little then they are bad. If someone is bad and not nice then they are poor. If someone is poor then they are young. If someone is quiet then they are clever. All clever people are wealthy. All smart people are experienced. 
Dave is young.