Question: What is the date of birth of Landgravine Marie Louise Of Hesse-Kassel's mother?
Sentence (from "Landgravine Marie Louise of Hesse-Kassel"): Marie Louise is notable for having served as regent for two periods in Dutch history: during the reigns of her young son, William IV, Prince of Orange from 1711 and 1730, and of her young grandson, William V, Prince of Orange, from 1759 to 1765.
Relevant evidence: No