Input (grade 11): On the night of 14 April 1912, during the ship's maiden voyage, Titanic hit an iceberg and sank two hours and forty minutes later, early on 15 April 1912.
Output (grade 6): At 11:40 PM on April 14, 1912, during Titanic's maiden voyage, it hit an iceberg in the Atlantic Ocean. The Titanic sank two hours and forty minutes later at 2:20 AM on April 15.