Op. 81 A Love Story in One Scene. By Daron Hagen. Text: Barbara Grecki. For Piano, High Voice, Low Voice. West Coast (World) Premiere, March 8th, 2005 The University of Southern California Chamber Opera, Timur Bekbosunov, Director, at Schoenberg Hall, Los Angeles, California. Classical. Choral Part(s). Opus 81. 39 pages. Duration 23:00. Published by Carl Fischer.