Erin is red. Fiona is furry. Furry, white things are quiet. If something is blue and rough then it is white. If something is red and white then it is cold. If Erin is rough and Erin is not furry then Erin is not cold. If Erin is rough and Erin is red then Erin is not cold. If something is cold and not blue then it is not quiet. All white, blue things are rough. If Erin is red and Erin is not quiet then Erin is white.
Erin is not quiet.