Instrumental Duet Guitar,Instrumental Duet,Violin - Level 4 - Digital Download SKU: A0.531211 Composed by Frederic Chopin. Arranged by Klas Krantz. Classical,Romantic Period. Score and parts. 4 pages. Amadeus Music #2033331. Published by Amadeus Music (A0.531211). Frédéric Chopin (1810 - 1849) was a Polish composer and virtuoso pianist of the Romantic period. He is widely regarded as the greatest Polish composer, and ranks as one of music's greatest tone poets.