Complex sentence: The airliner left at 12:30 p.m. from Buenos Aires, bound for Rio Gallegos with 48 passengers on board, including Argentine Rear Admiral Jose Maria Guzmán, who was on his way to Tierra del Fuego, an Argentine territory of which he was governor.
Split into simpler sentences: The airliner left at 12:30 p.m. from Buenos Aires, bound for Rio Gallegos with 48 passengers on board. On board was Argentine Rear Admiral Jose Maria Guzmán, who was on his way to Tierra del Fuego, an Argentine territory of which he was governor.