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.

Ex Input:
Context : ``The Pre-Nup'' is the second episode of the eighth season of the CBS sitcom How I Met Your Mother, and the 162nd episode overall. 
Answer : How I Met Your Mother

Ex Output:
The The Pre-Nup was in what series?


Ex Input:
Context : Ole Hannibal Sommerfelt (3 March 1753 -- 6 April 1821) was a Norwegian jurist, civil servant and topographer. 
Answer : 6 April 1821

Ex Output:
What was the date of death for Ole Hannibal Sommerfelt?


Ex Input:
Context : Hans Howaldt (12 November 1888, Kiel -- 6 September 1970) was a successful and highly decorated German U-boat commander in the Kaiserliche Marine during World War I and also active in World War II. By the end of World War I he was promoted Kapitänleutnant. 
Answer : World War I

Ex Output:

In which war did Hans Howaldt fight?