Classify the relation of question with context to one of these categories: 1) award received, 2) based on, collection, 3) conflict, 4) constellation, 5) convicted of, 6) date of death, 7) director, 8) drafted by, 9) educated at, 10) medical condition, 11) military branch, 12) narrative location, 13) occupation, 14) original network, 15) parent company, 16) point in time, 17) production company, 18) residence, 19) series, 20) service entry, 21) sex or gender, 22) spouse, 23) standards body question.

[EX Q]: Context : Henry A. Thompson (1841 -- February 16, 1889) was a U.S. Marine stationed aboard the USS Minnesota during the American Civil War. 
Question : What war did Henry A. Thompson participate in?
[EX A]: conflict

[EX Q]: Context : Kivalliq Air, the scheduled airline division of Keewatin Air, began operations in December 1999. 
Question : Which company is the parent company of Kivalliq Air?
[EX A]: parent company

[EX Q]: Context : Hans Kummetz was born on 29 April 1890 in Illowo, then part of the German Empire but now in Poland. 
Question : Which historic war did Hans Kummetz participate?
[EX A]:
conflict