Complex sentence: Mirwais and his Afghan followers rose against the Persian Safavids in Kandahar City in April of 1709, killing George XI ("Gurgīn Khān"), the Georgian governor of Kandahar province and the direct representative of the Persian kings.
Split into simpler sentences: Mirwais and his Afghan followers rose against the Safavids in Kandahar City in 1709. He began by killing George XI ("Gurgīn Khān"), the Georgian governor of Kandahar province and the direct representative of the Persian kings.