Yvonne, Prinzessin von Burgund
... that the title role of Boris Blacher's last opera, Yvonne, Prinzessin von Burgund, is performed by a mute dancer?
... that the title role of Boris Blacher's last opera, <i id="mwBts"><b id="mwBtw"><a href="./Yvonne,_Prinzessin_von_Burgund" id="mwBt0" rel="mw:WikiLink" title="Yvonne, Prinzessin von Burgund">Yvonne, Prinzessin von Burgund</a></b></i>, is performed by a mute dancer?