Question: When is Dino Falconi's mother's birthday?
Sentence (from "Valentine de Sainte-Aldegonde"): Marie" Valentine" Joséphine de Sainte- Aldegonde, Duchess of Dino( 29 May 182023 September 1891) was the wife of Alexandre Edmond de Talleyrand- Périgord, 3rd Duke of Dino, and mistress of Anatole Demidov.
Relevant evidence: No