Original: 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.
Simplified: 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.