Complex sentence: Though Svendsen was at one time intimate friends with Wagner, the latter does not seem to have influenced his music, which includes two symphonies, a violin concerto, and the romance for violin, as well as a number of Norwegian rhapsodies for orchestra.
Split into simpler sentences: Though Svendsen was at one time intimate friends with Wagner, the latter does not seem to have influenced his music. Svendsen's output includes two symphonies, a violin concerto, and the romance for violin, as well as a number of Norwegian rhapsodies for orchestra.