Hussein asked for an explanation of the Balfour Declaration and in January 1918 Commander David Hogarth , head of the Arab Bureau in Cairo , was dispatched to Jeddah to deliver a letter that was written by Sir Mark Sykes on behalf of the UK government to Hussein , who was now King of Hejaz .
PROPN VERB ADP DET NOUN ADP DET PROPN PROPN CCONJ ADP PROPN NUM PROPN PROPN PROPN , NOUN ADP DET PROPN PROPN ADP PROPN , AUX VERB ADP PROPN PART VERB DET NOUN DET AUX VERB ADP PROPN PROPN PROPN ADP NOUN ADP DET PROPN NOUN ADP PROPN , PRON VERB ADV PROPN ADP PROPN .