Anne is furry. Bob is cold. Bob is furry. Bob is green. Bob is quiet. Bob is white. Fiona is blue. Fiona is cold. Fiona is furry. Fiona is green. Fiona is quiet. Fiona is rough. Fiona is white. Gary is cold. Gary is rough. All quiet people are rough. All rough people are green. All rough people are quiet. All blue people are furry. All blue people are cold. If Gary is rough and Gary is cold then Gary is white. All green, blue people are cold. If Fiona is green and Fiona is quiet then Fiona is cold.
Fiona is rough.