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.

[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?
[A]: conflict


[Q]: Context : The Gewehr 98 (abbreviated G98, Gew 98 or M98) is a German bolt-action Mauser rifle firing cartridges from a 5-round internal clip-loaded magazine that was the German service rifle from 1898 to 1935, when it was replaced by the Karabiner 98k. 
Question : What year did Gewehr 98 come into use?
[A]: service entry


[Q]: Context : María Lucía Hiriart Rodríguez (born December 10, 1922), also known as Lucía Hiriart de Pinochet, is the widow of former Chilean dictator Augusto Pinochet. 
Question : What is Lucía Hiriart's spouse's name?
[A]:
spouse