album_presenter.description.discover album_name=Ein Opernabend, artist_name=Anton de Ridder, records_count=1, countries_count=1, countries=DDR/GDR, media=LP, year_range=1973album_presenter.description.releases album_name=Ein Opernabend, artist_name=Anton de Ridder, records_count=1, countries_count=1, countries=DDR/GDR, media=LP, year_range=1973album_presenter.description.countries album_name=Ein Opernabend, artist_name=Anton de Ridder, records_count=1, countries_count=1, countries=DDR/GDR, media=LP, year_range=1973album_presenter.description.media album_name=Ein Opernabend, artist_name=Anton de Ridder, records_count=1, countries_count=1, countries=DDR/GDR, media=LP, year_range=1973