Upplýsingar frá listasamtökum (staðfest af Operabase)
Opera Picnic With Niepodległa For Polish National Flag Day by Mozart, Fauré, Moniuszko, Karłowicz, M., Beethoven, Delibes, Chopin, Pachelbel, J., Various, Frá (2023/2023), Hljómsveitarstjóri Karol Szwech, Myśliwiecka 1, Warsaw, Poland