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