Piano Quartet Cello,Piano,Viola,Violin - Level 5 - Digital Download SKU: A0.1138378 Composed by Robert Schumann. Arranged by Sahun Hong. 19th Century,Classical,Romantic Period. 118 pages. Sahun Hong #738712. Published by Sahun Hong (A0.1138378). Each movement of Schumann's Carnaval is a caricature of real-life characters in musical form - the faces of Schumann himself, along with his friends and colleagues. The original piano work is a virtuoso kaleidoscope of character pieces, and Sahun Hong's arrangemnet amplifies these qualities through its use of collaborative chamber writing.