Question: When is Marie Leszczyńska's mother's birthday?
Sentence (from "Catherine Opalińska"): Catherine Opalińska (13 October 1680 – 19 March 1747), known as Catherine Opalinska in the French and English languages, was Queen consort of the Polish-Lithuanian Commonwealth twice and Duchess consort of Lorraine through her marriage with Stanisław I of Poland.
Relevant evidence: Yes