Anne is not furry. Charlie is blue. Dave is quiet. Gary is white. If someone is blue then they are white. Rough, quiet people are big. Quiet people are blue. White, big people are not rough. If someone is quiet and blue then they are not furry. All white, big people are not furry. If Charlie is rough then Charlie is green. If someone is big and not green then they are not rough.
Dave is rough.