The Composer Couple - Amanda Maier and Julius Röntgen. Julius Röntgen: The Water Sprite (Näcken), variations on a Swedish folksong opus 11. Julius Röntgen and Amanda Maier: Swedish Dances for violin and piano. Amanda Maier: Piano Quartet. Cecilia Zilliacus, violin, Ylvali McTigert Zilliacus, viola, Kati Raitinen, cello, and Bengt Forsberg, piano.