Bob is cold. Bob is not quiet. Erin is not furry. Erin is quiet. Gary is red. Harry is cold. Harry is furry. Harry is quiet. Harry is not red. Harry is rough. Harry is young. Furry, red things are rough. If something is red and not quiet then it is cold. All rough things are blue. Blue things are cold. If Gary is quiet then Gary is furry. Rough things are cold. If something is cold and red then it is furry. Red, blue things are young.
Erin is not blue.