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 : Since its creation in 1923, The Hague Academy of International Law has occupied premises at the Peace Palace.
Answer : 1923
answer:
When date was the official opening of Hague Academy of International Law?

question:
Context : The Curse of Naar is the twentieth book in the award-winning Lone Wolf book series created by Joe Dever.
Answer : Lone Wolf
answer:
Which series is The Curse of Naar apart of?

question:
Context : The Ordnance QF 20 pounder (simply known as 20 pounder or 20-pr) was a British 84 mm (3.307 inch) tank gun introduced in 1948 and used in the Centurion tank, Charioteer tank, and Caernarvon tank.
Answer : 1948
answer:
What year was Ordnance QF 20 pounder made?