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.

Context : The 1982 El Salvador earthquake occurred on 19 June 1982 at 00:21 local time (06:21 UTC).
Answer : 19 June 1982
When did 1982 El Salvador earthquake occurr?

Context : Hubert Bland (3 January 1855 -- 14 April 1914) was the husband of Edith Nesbit and was known for being an infamous libertine, a journalist, an early English socialist, and one of the founders of the Fabian Society.
Answer : Edith Nesbit
What is Hubert Bland's spouse's name?

Context : The 18th Venice International Film Festival was held from 25 August to 8 September 1957.
Answer : 1957
The point in time of 18th Venice International Film Festival was what?