String Trio Cello,Viola,Violin - Level 5 - Digital Download SKU: A0.532337 Composed by M. de Falla. Arranged by Klas Krantz. 20th Century,Classical,Romantic Period. 20 pages. Amadeus Music #5998141. Published by Amadeus Music (A0.532337). This arrangement is also playable as a violin and viola duet. There is a special ossia staff in the viola part.Manuel de Falla (1876 – 1946) was a Spanish composer and pianist. Along with Isaac Albéniz, Francisco Tárrega, and Enrique Granados, he was one of Spain's most important musicians of the first half of the 20th century. He has a claim to being Spain's greatest composer of the 20th century, although the number of pieces he composed was relatively modest.