composed by Chopin
Etude Op. 25, No. 7 in C-sharp minor composed by Frédéric Chopin (1810-1849) is for a piano technical study. The melody part is played by the left hand. It is sometimes called "Cello" as a term of endearment. There are several arrangement for Cello solo accompanied by Piano. The arrangements by Auguste Franchomme (1808-1884), Jules de Swert (1843-1891), and Władysław Tarnowski (1836-1878) are in d minor. On the other hand, the arrangement by Alexander Konstantinovich Glazunov (1865-1936) is in e minor, which is the most poplar one.