sentences:  114, which contains the well-known aria "Měsíčku na nebi hlubokém" ("Song to the Moon"), is played on contemporary opera stages with any frequency outside the Czech Republic.This is attributable to their uneven invention and libretti, and perhaps also their staging requirements – "The Jacobin", "Armida", "Vanda" and "Dimitrij" need stages large enough to portray invading armies.There is speculation by Dvořák scholars such as Michael Beckerman that portions of his "Symphony No.