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.
--------
Question: Context : The Battle of Fredericia was fought between soldiers of Schleswig-Holstein and Denmark on 6 July 1849 at Fredericia in Denmark. 
Answer : 6 July 1849

Answer: The date of Battle of Fredericia was what?


Question: Context : NordStar was founded by Norilsk Nickel and was launched on 17 December 2008, based on local Taimyr Peninsula airlines. 
Answer : Norilsk Nickel

Answer: Which company is the parent company of NordStar?


Question: Context : Michelle D. Johnson is a Lieutenant General in the United States Air Force and is the 19th Superintendent of the United States Air Force Academy. 
Answer : United States Air Force

Answer:
Which military branch is Michelle D. Johnson a part of?