Question: Which play was adapted by Vladimir Zotov  Iolanta or Die Meistersinger von Nürnberg?
Sentence (from "Die Meistersinger von Nürnberg"): It was first performed at the Königliches Hof- und National-Theater, today the home of the Bavarian State Opera, in Munich, on 21 June 1868.
Relevant evidence: No