Question: The following discography for Gluck's opera "Orfeo ed Euridice" is mainly based on the research of Giuseppe Rossi, Christoph Willibald (Ritter von) Gluck, was a composer of Italian and French opera in the early classical period, was born on which date?
Sentence (from "Christoph Willibald Gluck"): Christoph Willibald (Ritter von) Gluck (] ; 2 July 1714 – 15 November 1787) was a composer of Italian and French opera in the early classical period.
Relevant evidence: Yes