Der Prozeß
... that Gottfried von Einem's opera Der Prozeß, based on the novel by Franz Kafka, was premiered at the Salzburg Festival?
... that Gottfried von Einem's opera <i id="mwCMQ"><b id="mwCMU"><a href="./Der_Prozeß_(opera)" id="mwCMY" rel="mw:WikiLink" title="Der Prozeß (opera)">Der Prozeß</a></b></i>, based on <a href="./The_Trial" id="mwCMc" rel="mw:WikiLink" title="The Trial">the novel by Franz Kafka</a>, was premiered at the <a href="./Salzburg_Festival" id="mwCMg" rel="mw:WikiLink" title="Salzburg Festival">Salzburg Festival</a>?<!--Special occasion hook for July 3-->