Question: Who is the father of Louis, Duke Of Brittany (1707–1712)?
Sentence (from "Louis, Dauphin of France (son of Louis XV)"): Three of his sons became kings of France: Louis XVI( reign: 1774–1792), Louis XVIII( reign: 1814–1815; 1815–1824) and Charles X( reign: 1824–1830).
Relevant evidence: No