instruction:
Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.
question:
Context : Nikola Kalabic (until the start of World War II) worked in Land-registry management in Valjevo.
Answer : World War II
answer:
In what war was Nikola Kalabic a combatant?

question:
Context : William George Bock (born June 11, 1884 in Port Elgin, Ontario, Canada-died 1973) was a Canadian politician and farmer.
Answer : 1973
answer:
What year did William George Bock die?

question:
Context : Rear Admiral Benjamin F. Sands (February 11, 1811 -- June 30, 1883) was an officer in the United States Navy during the Mexican--
Answer : United States Navy
answer:
What branch was Benjamin F. Sands part of?