Question: What is the name of Jefferson Davis's estate in Biloxi, Mississippi, where there is a Tomb of the Unknown Confederate Soldier?
Sentence (from "Beauvoir (Biloxi, Mississippi)"): The Beauvoir estate is notable as the historic post-war home (1876-1889) of the former President of the Confederate States of America, Jefferson Davis, (1807/08-1889), (who was also former U.S. Representative, (1845-1846), and more influentially as United States Senator from Mississippi, (1847-1851, 1857-1861) and in between U.S. Secretary of War, (1853-1857), under 14th President Franklin Pierce).
Relevant evidence: Yes