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 Input:
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 Output:
conflict


Ex Input:
Context : Lisa Cross (born 4 April 1978) is a professional British female bodybuilder. 
Question : What gender class does Lisa Cross belong to?

Ex Output:
sex or gender


Ex Input:
Context : Filippo Volandri (born 5 September 1981; Italian pronunciation: (fiˈlippo voˈlandri)) is an Italian professional male tennis player. 
Question : What sex is Filippo Volandri?

Ex Output:

sex or gender