Premise: USS "Buncombe County" (LST-510) was an "LST-491"-class tank landing ship built for the United States Navy during World War II. Named for Buncombe County, North Carolina, she was the only U.S. Naval vessel to bear the name. She currently serves as a ferry between New London, Connecticut, and Orient, Long Island.
Hypothesis: Buncombe County is a LST-491 landing ship.