Input (grade 11): Klas Magnus RosÃ n is a Swedish musician, born 1963 in Gothenburg, and is best known for being the bassist of the Swedish band HammerFall during the years 1997-2007.
Output (grade 8): Klas Magnus RosÃ n is a Swedish musician, born 1963 in Gothenburg, and was the bassist of Swedish band HammerFall.