The people of Antioch asked him to attack Pons of Tripoli, who had prevented him from passing Tripoli on land, and was using against him Chastel-Rouge and Arzghan, the dower lands of Cecilia, his half-sister and Pons' wife; Fulk made the attack, and won a battle at Chastel-Rouge, leaving Reynald Mazoir in charge there; Pons and Fulk were finally reconciled