Input (grade 12): The northern half of the old Baden was combined with northern WÃ 1\/4 rttemberg as part of the American military zone and formed the state of WÃ 1\/4 rttemberg-Baden.
Output (grade 9): Baden was one of the original states of the Federal Republic of Germany. In 1952, it joined with WÃ 1\/4 rttemberg-Baden and WÃ 1\/4 rttemberg-Hohenzollern to make the state of Baden-W Ã 1\/4 rttemberg.