an Entity references as follows:
USS Heroic (AMc-84) was an Accentor-class coastal minesweeper acquired by the U.S. Navy for the dangerous task of removing mines from minefields laid in the water to prevent ships from passing. Heroic, a wooden-hull coastal minesweeper, was laid down on 5 May and launched on 30 August 1941 by Warren Boat Yard, Inc., Warren, Rhode Island.