<prompt> Ronga mhinduro kumubvunzo uyu wakaoma kunzwisisa: Zita romuimbi wokuDenmark akafa muna 1931 ndiani uye akanyora String Quartet No. 4 muF huru kana kuti Quartet for Two Violins, Viola and Cello muF huru, Opus 44?  <response>: Carl August Nielsen 