Question: Which composer created Requiem which was commissioned by Soli Deo Gloria for the 2003 bicentennial of the birth of French composer Hector Berlioz?
Sentence (from "Requiem (Rouse)"): It was completed July 12, 2002 and premiered March 25, 2007 at the Walt Disney Concert Hall in Los Angeles, with conductor Grant Gershon leading the Los Angeles Master Chorale and their orchestra, the Los Angeles Children's Chorus, and baritone solo Sanford Sylvan.
Relevant evidence: No