Fantasia in F minor, op. 103, D. 940

The Quartettsatz in c-Moll (English: Quartet Movement in C minor), D. 103 was composed by Franz Schubert in 1814. It is believed to be the only surviving movement of a complete quartet in C minor. The composition as completed for performance consists of a single movement marked Grave – Allegro and lasts around 8 minutes.