Piano Sonata no. 5 in F-sharp minor, op. 81

Johann Nepomuk Hummel's Piano Sonata No. 5 in F♯ minor, Op. 81 was written and published in 1819. The work is written in a proto-Romantic style that anticipates the later stylistic developments of composers such as Frédéric Chopin, Franz Liszt, Robert Schumann, Charles-Valentin Alkan, Felix Mendelssohn, and Johannes Brahms.