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 : However, in 644, Hormuzan was killed by Umar's son 'Ubaid-Allah, after an involvement in a plot which killed Umar. 
Question : Which war did Hormuzan participate in?
[A]: conflict


[Q]: Context : Shubhada Gogate (Shubhada Sharad Gogate Marathi: शुभदा शरद गोगटे) (born 2 September 1943) is a Marathi writer from Maharashtra, India. 
Question : What is Shubhada Gogate's spouse's name?
[A]: spouse


[Q]: Context : The Early Twentieth Century, the authors compare Van Gogh's Girl in White to the portrait of a woman in John Byam Shaw's 1900 Boer War. 
Question : What is the name of the place where Girl in White can be found?
[A]:
collection