Complex sentence: In 610, Shekui subdued Taskent, a vassal of Chulo, and installed with his tigin (特勤), he also formed a political marriage with Samarkand and submitted its surrounding cities.
Split into simpler sentences: In 610, Shekui subdued Tashkent, a vassal of Chuluo, and installed his tigin (特勤). He also formed a political marriage with Samarkand and subdued its surrounding cities.