Question: Which Italian-American composer who wrote the classic Christmas opera "Amahl and the Night Visitors", had an American operatic mezzo-soprano and Broadway musical actress most known for originating the role of the Mother?
Sentence (from "Gian Carlo Menotti"): Gian Carlo Menotti (] ; July 7, 1911 – February 1, 2007) was an Italian-American composer and librettist.
Relevant evidence: Yes