Prince Orlofsky, the maid Rosalinde, Dr Falke and the jailer Frosch, are all characters in which operetta, first performed in 1874?
prince orlofsky, the maid rosalinde, dr falke and the jailer frosch, are all characters in which operetta, first performed in 1874
FreebaseQA-train-7760.P0
frosch
frosch
m.011qhpmt
opera.opera_character.operas_appears_in..opera.opera_character_voice.opera
m.0clsf
die fledermaus