Input (grade 10): The punk band Die Toten Hosen, which is famous around the world, also the most popular singers in Germany Westernhagen and Heino come from DÃ 1\/4 sseldorf.
Output (grade 6): "Kraftwerk", the first techno band worldwide and the punk rock band Die Toten Hosen come from DÃ 1\/4 sseldorf, too.