Question: When was the philosopher by which Justine Paris was asked to be the role model for the title character in "Juliette" born?
Sentence (from "William Martin (tenor)"): In 1927 he and Mary McCormic became the first two Americans to appear in leading roles at the Opéra National de Paris, respectively portraying the title role and the role of Marguerite in Charles Gounod's "Faust".
Relevant evidence: No