Fiona is cold. Fiona is green. Fiona is smart. Gary is cold. Gary is green. Gary is nice. Gary is quiet. Gary is smart. Gary is white. Gary is young. If something is green then it is young. If something is young then it is quiet. If something is nice and white then it is quiet. If something is nice then it is cold. If Fiona is quiet and Fiona is green then Fiona is nice. All young, smart things are quiet.
Fiona is not quiet.