Complex sentence: Bohemond and Constantine Kalamanos, Byzantine governor of Cilicia, hurried to Krak des Chevaliers and the united Christian armies defeated the besiegers in the Battle of al-Buqaia.
Split into simpler sentences: Bohemond and Constantine Kalamanos, Byzantine governor of Cilicia, hurried to the castle. The united Christian armies defeated the besiegers in the Battle of al-Buqaia.