Inga Nielsen
She excelled in portraying some of the more rarely heard and demanding dramatic soprano roles such as the woman in Arnold Schoenberg's "Erwartung" , Ursula in "Mathis der Maler" and Jenny in "Rise and Fall of the City of Mahagonny" . 
<triplet> Arnold Schoenberg <subj> Erwartung <obj> notable work <triplet> Erwartung <subj> Arnold Schoenberg <obj> composer