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

Example Input: Context : Novatek and Gazprom plan to build a liquefied natural gas plant in Yamalo-Nenets Autonomous Okrug. 
Answer : Gazprom
Example Output: What company is Novatek part of?

Example Input: Context : HD 95370 is a star in the constellation Vela. 
Answer : Vela
Example Output:
Which was the constellation for HD 95370?