Bob is round. Erin is not round. Fiona is green. Fiona is red. Fiona is rough. Fiona is round. Fiona is white. Gary is cold. Gary is round. Gary is white. If something is round then it is white. White things are rough. If something is rough and not cold then it is green. If Fiona is red and Fiona is not cold then Fiona is rough. All cold things are green. If something is green and round then it is red. If Fiona is rough then Fiona is quiet. If something is quiet and not round then it is green. Red, rough things are quiet.
Erin is red.