Question: What is the date of death of Margaret Cecil, Lady Brown's father?
Sentence (from "Robert Cecil (1670–1716)"): Robert Cecil (1670 – 23 February 1716), of St. Anne's, Westminster and King's Walden, Hertfordshire, was an English Whig politician who sat in the English and British House of Commons between 1701 and 1710,
Cecil was baptized on 6 November 1670, the second son of James Cecil, 3rd Earl of Salisbury and his wife Lady Margaret Manners, daughter of John Manners, 8th Earl of Rutland.
Relevant evidence: Yes