Original sentence: On 24 June 1944 on sea patrol near the Faroes in the North Atlantic, Flight Lieutenant Hornell's twin-engined amphibian aircraft was attacked and badly damaged by an enemy German U-boat; nevertheless he succeeded in sinking it and then with superhuman effort managed to bring his aircraft down on the heavy swell, blazing furiously
Edited sentence: On 24 June 1944 on sea patrol near the Faroes in the North Atlantic, Flight Lieutenant Hornell's twin-engined amphibian aircraft was attacked and badly damaged by an enemy German U-boat; nevertheless he succeeded in sinking the U-boat and then with superhuman effort managed to bring his aircraft down on the heavy swell, blazing furiously