Schumann (8 June 1810 – 29 July 1856) was a German composer and influential music critic. He is widely regarded as one of the greatest composers of the Romantic era Piano Quintet in E-flat major, op. 44 Daniil Trifonov performs with the Ariel String Quartet at the Arthur Rubinstein Piano Master Competition (May, 2011, Tel Aviv ============================================..