Barbara Radziwiłłówna
[bar.ˈba.ra ra.d͡ʑi.viw.ˈwuv.na]Barbara Radziwiłł
Opera by Henryk Jarecki. 4 pieces from it in the catalogue. All 4 are still being prepared and can be pre-ordered; each will come with a line-by-line IPA transcription, a word-for-word gloss and a native-speaker recording.