Input (grade 10): In 1952, WÃ 1\/4 rttemberg-Baden merged with WÃ 1\/4 rttemberg-Hohenzollern and Baden into the present state of Baden-W Ã 1\/4 rttemberg.
Output (grade 7): In 1952 it joined with Baden and WÃ 1\/4 rttemberg-Hohenzollern to make the state of Baden-W Ã 1\/4 rttemberg.