Question: Ghena Dimitrova, was a Bulgarian operatic soprano, her voice was known for its power and extension used in operatic roles such as which opera in three acts by Giacomo Puccini, completed by Franco Alfano, and set to a libretto in Italian by Giuseppe Adami and Renato Simoni?
Sentence (from "La rondine"): La rondine ("The Swallow") is an opera in three acts by Giacomo Puccini to an Italian libretto by Giuseppe Adami, based on a libretto by Alfred Maria Willner and .
Relevant evidence: No