Complex sentence: On 1 January 2011, the Kogalymavia Tupolev Tu-154-2B operating the flight exploded after making an emergency landing at Surgut; one person was killed and 34 were injured, four seriously.
Split into simpler sentences: On 1 January 2011, the Kogalymavia Tupolev Tu-154-2B operating the flight exploded after making an emergency landing at Surgut. One person was killed, and 34 were injured, four seriously.