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.

Input: Consider Input: Context : Mainova AG was formed in 1998 through the merger of Stadtwerke Frankfurt am Main GmbH and Maingas AG. 
Answer : Stadtwerke Frankfurt

Output: What is Mainova's parent company?


Input: Consider Input: Context : Claude Giroux (; born January 12, 1988) is a Canadian professional ice hockey player and captain of the Philadelphia Flyers of the National Hockey League (NHL). 
Answer : Philadelphia Flyers

Output: What team is Claude Giroux on?


Input: Consider Input: Context : Pierre Bruno Bourla (19 December 1783 -- 31 December 1866) was a Paris-born Belgian architect. 
Answer : 31 December 1866


Output: What date did Pierre Bruno Bourla die?