Question: When is Matsudaira Narisawa's father's birthday?
Sentence (from "Tokugawa Ienari"): He was a great-grandson of the eighth shōgun Tokugawa Yoshimune through his son Munetada (1721–1764), head of the Hitotsubashi branch of the family, and his grandson Harusada (1751–1827).
Relevant evidence: No