"1779Z"^^ . . "Custodian of the Two Holy Mosques"@en . "1807Z"^^ . . "Ottoman Sultan" . "Mustafa IV (Ottoman Turkish: \u0645\u0635\u0637\u0641\u0649 \u0631\u0627\u0628\u0639 Mu\u1E63\u1E6Daf\u0101-yi r\u0101bi\u2018; 8 September 1779 \u2013 15/16 November 1808) was the Sultan of the Ottoman Empire from 1807 to 1808."@en . "1807Z"^^ . "Amir al-Mu'minin"@en . "1808Z"^^ . "1779-09-08Z"^^ . "Sultan of the Ottoman Empire"@en . . "Caliph of Islam"@en . "1808-11-15Z"^^ . . . "Mustafa Iv"@en . . "Mustafa IV"@en . .