Input (grade 12): (Since, there had been two Grands Prix every year in Germany; the German Grand Prix at Hockenheim, plus either the European Grand Prix or the Luxembourg Grand Prix at the NÃ 1\/4 rburgring.) From 2007 onwards, the NÃ 1\/4 rburgring and Hockenheimring will alternate hosting the German Grand Prix, starting with the NÃ 1\/4 rburgring in 2007.
Output (grade 9): Amongst other motor racing events, it holds the annual Formula One German Grand Prix in turns with the NÃ 1\/4 rburgring.