 Complete the following phrase:  After these debacles, the Fatimids abstained from any action against the Crusader Kingdom of Jerusalem, and nothing is heard of the Fatimid navy, until 11512. In that year, as a retaliation for the Crusader sack of Farama, the vizier Ibn al-Sallar equipped a fleetreportedly to the cost of 300,000 dinarsto raid Christian shipping from Jaffa to Tripoli. The raid was evidently successful, with several Byzantine and Crusader ships captured. In 1153, the Crusaders 