Complex sentence: Lufthansa Flight 502 was a scheduled flight from Hamburg, Germany to Buenos Aires, Argentina; on 11 January 1959, the flight was being operated by a Lockheed L-1049G Super Constellation (registration D-ALAK).
Split into simpler sentences: Lufthansa Flight 502 was a scheduled flight from Hamburg, Germany to Buenos Aires, Argentina on 11 January 1959. The flight was being operated by a Lockheed L-1049G Super Constellation (registration D-ALAK).