album_presenter.description.discover album_name=Operakoren, artist_name=Tjechisch Filhelmonisch Koor , Het Praags Nationa, records_count=1, countries_count=1, countries=Netherlands, media=LP, year_range=album_presenter.description.releases album_name=Operakoren, artist_name=Tjechisch Filhelmonisch Koor , Het Praags Nationa, records_count=1, countries_count=1, countries=Netherlands, media=LP, year_range=album_presenter.description.countries album_name=Operakoren, artist_name=Tjechisch Filhelmonisch Koor , Het Praags Nationa, records_count=1, countries_count=1, countries=Netherlands, media=LP, year_range=album_presenter.description.media album_name=Operakoren, artist_name=Tjechisch Filhelmonisch Koor , Het Praags Nationa, records_count=1, countries_count=1, countries=Netherlands, media=LP, year_range=