Fiona is high. Fiona is huge. Alan is short. Alan is thin. Harry is smart. Charlie is rough. Charlie is dull. If someone is not strong then they are rough. If someone is not bad then they are wealthy. If someone is smart then they are kind. If someone is kind and not sad then they are quiet. If someone is rough and not strong then they are poor. All poor people are small. If someone is short and thin then they are sad. If someone is sad and not kind then they are dull. If someone is dull then they are young. If someone is wealthy then they are nice. All nice people are clever. All quiet people are experienced. 
Alan is not young.