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.
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Question: Context : In 1994, the U.S. military officially accepted the XM4 into service as the M4 carbine to replace M16A2s in certain roles.
Answer : 1994

Answer: In which year was the service entry date for M4 carbine?

Question: Context : Kaliganj massacre (Bengali: ) refers to the massacre of unarmed Bengali Hindus fleeing to India in Kaliganj market, in the present day Jaldhaka Upazila of Nilphamari District on 27 April 1971.
Answer : 27 April 1971

Answer: What is the full date that Kaliganj massacre crashed on?

Question: Context : Anne Matthes (born 30 April 1985) is a retired German female volleyball player.
Answer : female

Answer:
What was the gender of Anne Matthes?