Bob is cold. Bob is young. Erin is big. Erin is not furry. Erin is rough. Erin is young. Fiona is big. Fiona is cold. Fiona is not young. Harry is young. If Bob is furry and Bob is quiet then Bob is not young. If Erin is white and Erin is not rough then Erin is quiet. If something is furry and not rough then it is quiet. All rough, young things are cold. If Bob is white then Bob is not furry. All rough, young things are quiet. If something is not young then it is cold. If Fiona is not big and Fiona is not cold then Fiona is white.
Bob is young.