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 : Sir Thomas de Brus (c. 1284 -- 9 February 1307) was a younger brother of King Robert I of Scotland, who supported his brother in the struggle for the crown of Scotland. 
Answer : 9 February 1307
Example Output: What year did Thomas de Brus die?

Example Input: Context : Konstantinos Damianos (Greek: Κωνσταντίνος Δαμιανός, 1853--1915) was a senior Greek Army officer who fought in the Balkan Wars of 1912--1913. 
Answer : 1915
Example Output: The death of Konstantinos Damianos occured on what date?

Example Input: Context : Devuan is a fork of the Debian Linux distribution. 
Answer : Debian
Example Output:
The Devuan is based upon what?