Question: What did the man who has the work "Fratres" composed in 1985  and a commission of the Alban Berg Foundation?
Sentence (from "Stabat Mater (Pärt)"): A version with expanded forces (mixed chorus and orchestra) was premiered on June 12, 2008 at the Großen Musikvereinssaal during the Wiener Festwochen 2008 with Kristjan Järvi conducting the Singverein der Gesellschaft der Musikfreunde in Wien and the Tonkünstler-Orchester Niederösterreich.
Relevant evidence: No