Complex sentence: Henry's son, Henry Og was knighted Sir Henry McShane O'Neill and was killed by O'Doherty on the 6th of May, 1608 during his rebellion in Derry.
Split into simpler sentences: Henry's son, Henry Og was knighted Sir Henry McShane O'Neill. He was killed by O'Doherty on the 6th of May, 1608 during his rebellion in Derry.