Question: Which opera, Iphigénie en Aulide or Lulu,  is an opera in three acts by Alban Berg"?
Sentence (from "François-Louis Gand Le Bland Du Roullet"): François-Louis Gand Le Bland Du Roullet (10 April 1716 in Normanville – 2 August 1786 in Paris) was a French diplomat and playwright.
Relevant evidence: No