Question: What is the date of death of Khalid Bin Abdullah Bin Abdulaziz Al Saud's father?
Sentence (from "Abdullah of Saudi Arabia"): (Najdi Arabic pronunciation: ; 1 August 1924 – 23 January 2015) was King of Saudi Arabia and Custodian of the Two Holy Mosques from 2005 to his death in 2015.
Relevant evidence: Yes