Conversation so far:
What is the significance of Antony and Cleopatra to Leontyne Price?
The next milestone in Leontyne Price's career was September 16, 1966, when she sang Cleopatra in Antony and Cleopatra by American composer Samuel Barber, commissioned to open at Lincoln Center.
Did Leontyne Price work with other well known composers besides Samuel Barber?
A lirico spinto (Italian for pushed lyric) soprano, Leontyne Price was considered especially well suited to roles in operas by Giuseppe Verdi, Giacomo Puccini, and Wolfgang Amadeus Mozart.
Are there any other interesting aspects about this Leontyne Price article besides her role in Antony and Cleopatra and her work with composers?
In the performances, Leontyne Price's singing was highly praised, especially in the powerful death scene.
How was the performance of Antony and Cleopatra starring Leontyne Price received?
The opera as a whole was considered a failure by many critics.

Question: Why was it a failure?
Self-contained rewrite: Why was the Antony and Cleopatra opera featuring Leontyne Price a failure?