Question: When is Henry Hanbury-Tracy's father's birthday?
Sentence (from "Henry Hanbury-Tracy"): Hanbury-Tracy was born at Toddington, Gloucestershire, a younger son of Charles Hanbury-Tracy, 1st Baron Sudeley, by the Honourable Henrietta Susanna, only child and heiress of Henry Tracy, 8th Viscount Tracy.
Relevant evidence: Yes