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 : Percy Belgrave Lucas, CBE, DSO and Bar, DFC (2 September 1915 -- 20 March 1998), commonly known as Laddie Lucas, was a Royal Air Force officer, left-handed golfer, author and Member of Parliament (MP).
Answer : Royal Air Force

Answer: What branch was Laddie Lucas part of?

Question: Context : Gour Khyapa (15 August 1947 -- 26 January 2013) was a Bengali Baul singer and a philosopher.
Answer : 26 January 2013

Answer: When was Gour Khyapa's death?

Question: Context : The DCE Distributed File System (DCE/DFS) is the remote file access protocol used with the Distributed Computing Environment.
Answer : Distributed Computing Environment

Answer:
Which is the basis of DCE Distributed File System?