Question: Fort Tompkins Quadrangle also known as Fort Tompkins is a fort on Staten Island in the U.S. state of New York perhaps within what is now Fort Wadsworth or otherwise associated with Building 137 of Fort Wadsworth. It was constructed in 1860. The site was first fortified with a 1663 blockhouse and then during the Revolutionary War as the American redoubt Flagstaff Fort (1776) taken by the British it was enlarged and used to 1783. NYS started a masonry fort in 1807 - 1812. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer:
Building