Question: Niccola Spinelli, was an Italian composer of operas, premiered in Rome on 9 May 1890; the first prize went to Pietro Antonio Stefano Mascagni, who was an Italian composer, most noted for his operas, and which 1890 masterpiece?
Sentence (from "Francesco Paolo Frontini"): At 15 his first composition, a "Qui tollis", was played at the city cathedral, under the direction of Pietro Antonio Coppola.
Relevant evidence: No