Generate a correct and concise answer for the question based on the words in the context.

Ex Input:
Context : Zoe Zaoutzaina (died May 899) was the second wife of the Byzantine emperor Leo VI the Wise.
Question : What is Zoe Zaoutzaina's spouse's name?

Ex Output:
Leo VI the Wise

Ex Input:
Context : John E. Hatley is a former Master Sergeant in the United States Army serving a 40-year sentence in the Fort Leavenworth Disciplinary Barracks for the murder of four Iraqi detainees.
Question : Which crime John E. Hatley is considered to have commited?

Ex Output:
murder

Ex Input:
Context : The Letters Patent, 1947 (more formally, the Letters Patent Constituting the Office of Governor General and Commander-in-Chief of Canada) are a legal instrument introduced by King George VI, which came into effect on 1 October 1947 and continue to, along with parts of the Constitution Act, 1867, constitute the Office of the Governor General.
Question : The point in time of Letters Patent, 1947 was when?

Ex Output:
1 October 1947