sentences:  The ship was launched as HMS "Bentley" on 17 July 1943 and commissioned in the Royal Navy, with the pennant number K465, on 13 October 1943.HMS "Bentley" served exclusively with the 1st Escort Group taking part in operations in the North Atlantic.On 18 February 1944, the German submarine torpedoed and sunk the Panamanian merchant ship "Colin" in the North Atlantic.