Fidelio of overwhelming the (rather light) initial scenes of the opera. Beethoven accordingly experimented with cutting it back somewhat, for a planned 1808 performance in Prague; this is believed to be the version now called "Leonore No. 1". Finally, for the 1814 revival Beethoven began anew, and with fresh musical material wrote what we now know as the "Fidelio" overture. As this somewhat lighter overture seems to work best of the four as a start to the opera, Beethoven's final intentions are generally respected in contemporary productions. While some believe that Gustav Mahler introduced the practice of performing "Leonore No. 3"
The Devils of Loudun (opera) The Devils of Loudun (opera) Die Teufel von Loudun ("The Devils of Loudun") is an opera in three acts written in 1968 and 1969 by Polish composer Krzysztof Penderecki, and then revised in 1972 and 1975. It has a German libretto by the composer, based on John Whiting's dramatization of Aldous Huxley's book of the same name. The work was commissioned by the Hamburg State Opera, which consequently gave the premiere on 20 June 1969. Only 48 hours afterwards, the opera received its second performance in Stuttgart, followed two months later by its American debut mounted by the Santa Fe