qnli question: Who marked the switch from classical to romantic eras in classical music? sentence: Other composers of the Austro-German tradition who achieved international fame include Brahms, Wagner, Haydn, Schubert, Händel, Schumann, Liszt, Mendelssohn Bartholdy, Johann Strauss II, Bruckner, Mahler, Telemann, Richard Strauss, Schoenberg, Orff, and most recently, Henze, Lachenmann, and Stockhausen.