Question: What is the date of birth of Lord Edward Cavendish's father?
Sentence (from "Lord Edward Cavendish"): Born in Marylebone, Cavendish was the third son of William Cavendish, 7th Duke of Devonshire, by his wife, Lady Blanche Howard (a daughter of the 6th Earl of Carlisle and a niece of the 6th Duke of Devonshire).
Relevant evidence: Yes