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 : Hans von Freden was born on 18 March 1892 in Berlin. 
Question : In which war did Hans von Freden fought?
[A]: conflict


[Q]: Context : Klaus Nöske (26 November 1911 -- 15 May 1978) was a highly decorated Major in the Luftwaffe during World War II and an Oberstleutnant in the Bundeswehr. 
Question : What war did Klaus Nöske fight in?
[A]: conflict


[Q]: Context : PSR J1719-1438 was discovered in 2011 by the High Time Resolution Survey, a radio astronomy search for astronomical objects that rapidly vary in radio brightness, such as pulsars. 
Question : The star PSR J1719-1438 is part of the constellation known as what?
[A]:
constellation