Early Romantic piano sheet music by Frédéric Chopin to download and print instantly: Polonaise-Fantaisie Op. 61 in the key of . Level 8+, compositional type: Piece (published in 1846) Polonaise-Fantaisie in A-flat Major, Op. 61 by the composer Frédéric Chopin who lived from 1810 to 1849. The piece was published in 1846 and is included in Chopin's Polonaises.