Bob is not big. Bob is quiet. Bob is smart. Bob is white. Erin is green. Erin is smart. Fiona is nice. Fiona is quiet. Fiona is white. Gary is green. Gary is not nice. Gary is smart. White things are not green. If something is not green then it is smart. If something is furry and white then it is not quiet. Green things are quiet. All green, smart things are not furry. If Gary is not quiet and Gary is not green then Gary is not big.
Fiona is not furry.