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.

Example input: Context : Isaac Nicola Romero (1916 in Havana, Cuba -- 1997) was a prominent Cuban guitarist and one of the founders of the modern Cuban Guitar School.
Answer : Havana
Example output: What was Isaac Nicola's city of birth?
Example explanation: The answer to the generated question according to context is Havana which is correct
Q: Context : John Jeffries (5 February 1745 -- 16 September 1819) was a Boston physician, scientist, and a military surgeon with the British Army in Nova Scotia and New York during the American Revolution.
Answer : British Army
A:
What armed force was John Jeffries a part of?