The Opus 90 impromptus consist of four typical Romantic-era pieces, each with distinct elements. Chopin's Impromptus and Schubert's Litanei. He composed a small number of pieces, including "Six Cello Impromptus". The name "Impromptus" was given by the publisher. They were conceived as a third set of four Impromptus, but only three were written. His third recording, comprising Chopin's four Scherzi and three Impromptus, was released in late 2004. "Part 1" features Schubert's Opus 90 Impromptus and the Sonata in B-flat major, D 960. For example, Schubert's first set of Impromptus was published as Op. In 2012, Lavinia received the Edison Award Public's Prize, for her CD "Fantasies and Impromptus". Franz Schubert's Impromptus are a series of eight pieces for solo piano composed in 1827.