<prompt> Bhala okuqhubekayo kwalesi sigaba - Umkhaya wakwaCourtenay wabusa iSifundazwe sase-Edessa, esiqhele kakhulu enyakatho yamazwe amaCrusader. UJoscelin I waseCourtenay, umlingani kaBalthwin II waseJerusalema, wanikezwa isifunda ngo-1118. UJoscelin II wathola ifa lase-Edessa nelaseTurbessel ngo-1131 ngemva kokufa kukayise, futhi wazama ngokuphuthumayo ukuvikela imingcele yakhe emikhulu ngokumelene nomakhelwane bakhe abangamaSulumane abanobutha. U-Agnes wakhulela e-Edessa, kwaze kwaba yilapho idolobha lithunjwa  <response>: ngoZengi ngo-1144. Uyise wabalekela enqabeni yaseTurbessel ukuze aphephe. 