Bob is green. Bob is kind. Bob is quiet. Bob is white. Charlie is green. Charlie is kind. Charlie is white. Dave is furry. Dave is nice. Dave is white. Erin is furry. Erin is green. Erin is kind. Erin is nice. Erin is rough. Erin is white. If Dave is nice and Dave is rough then Dave is quiet. Furry things are rough. If Charlie is kind and Charlie is green then Charlie is white. Quiet things are nice. All rough, quiet things are white. If something is rough then it is quiet.
Dave is quiet.