Franz Peter Schubert was an Austrian composer of the late Classical and early Romantic eras. Despite his short lifetime, Schubert left behind a vast oeuvre, including more than 600 secular vocal works (mainly lieder), seven complete symphonies, sacred music, operas, incidental music and a large body of piano and chamber music. His major works include "Erlkönig" (D. 328), the Piano Quintet in A major, D. 667 (Trout Quintet), the Symphony No. 8 in B minor, D. 759 (Unfinished Symphony), the ”Great” Symphony No. 9 in C major, D. 944, the String Quintet (D. 956), the three last piano sonatas (D. 958–960), the opera Fierrabras (D. 796), the incidental music to the play Rosamunde (D. 797), and the song cycles Die schöne Müllerin (D. 795) and Winterreise (D. 911).