Complex sentence: Unterseeboat 269, also known as U- 269 was a German submarine during World War 2, she was sunk by the British frigate HMS Bickerton on the 25th of June 1944.
Split into simpler sentences: Unterseeboat 269, also known as U- 269 was a German submarine during the Second World War. The submarine was sunk by the British frigate HMS Bickerton on the 25th June 1944.