Complex sentence: On October 6th, 1976 Cubana Flight 455 was destroyed after takeoff by a bomb detonation that had been placed in the aircraft toilets in which all seventy-three people on board were killed, including many young members of a Cuban fencing team.
Split into simpler sentences: On October 6th, 1976 Cubana Flight 455 was destroyed after takeoff by a bomb detonation that had been placed in the aircraft toilets. All seventy-three people on board were killed, including many young members of a Cuban fencing team.