 
 <prompt> How successors dey choose? Based on di last question, write one context wey get di answer. E fit be 1 - 20 sentences. Context: <response>: ```Di highest position for Islam, caliphate, bin dey claimed by di sultans since Murad I, wey bin dey established as Ottoman Caliphate. Di Ottoman sultan, pâdişâh or "lord of kings", dey serve as di Empire's sole regent and e dey consider as di embodiment of di government, even though e no always get complete control. Di Imperial Harem bin dey one of di most important powers of di Ottoman court. E bin dey ruled by di Valide Sultan. Sometimes, di Valide Sultan fit enter state politics. For some time, di women for di Harem dey effectively control di state for wetin dem dey call "Sultanate of Women". New sultans always dey chosen from di sons of di previous sultan. Di strong educational system of di palace school bin dey focus on eliminating di unfit potential heirs, and dey establish support among di ruling elite for a successor. Di palace schools, wey go also educate di future administrators of di state, no be one track. First, di Madrasa (Ottoman Turkish: Medrese‎) bin dey designated for di Muslims, and e dey educate scholars and state officials according to Islamic tradition. Di financial burden of di Medrese dey supported by vakifs, wey allow children of poor families to move to higher social levels and income. Di second track na free boarding school for di Christians, di Enderûn, wey dey recruit 3,000 students every year from Christian boys between eight and twenty years old from one in forty families among di communities wey dey settled for Rumelia or di Balkans, a process wey dem dey call Devshirme (Devşirme).``` 