 Complete the following phrase:  The dynasty was founded by Artuk, son of Eksük, a general originally under Malik-Shah I and then under the Seljuk emir of Damascus, Tutush I. Tutush appointed Artuk governor of Jerusalem in 1086. Artuk died in 1091, and succeeded by his sons Sökmen and Ilghazi who were expelled from Jerusalem by the Fatimid vizier al-Afdal Shahanshah in 1098; the Fatimids lost the city to the Crusaders the following year after the 