Question: What is the date of death of Henry Danby Seymour's father?
Sentence (from "Henry Danby Seymour"): A member of the Liberal Party, he sat as Member of Parliament (MP) for Poole from 1850 to 1868 and served as Joint Secretary to the Board of Control, the body which oversaw the activities of the East India Company, from 1855 until the Company's abolition in 1858.
Relevant evidence: No