Anne is rough. Anne is not round. Bob is quiet. Bob is rough. Dave is rough. Dave is not white. Gary is not furry. Gary is kind. Gary is quiet. Gary is rough. Round people are quiet. Quiet people are white. If someone is furry and not quiet then they are kind. If someone is white and not kind then they are rough. If someone is furry and not rough then they are white. If Gary is round and Gary is not rough then Gary is young. If someone is not quiet and not rough then they are round. If someone is kind and not white then they are round.
Bob is young.