TASK DEFINITION: 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.
PROBLEM: Context : Oliver Otis Howard (November 8, 1830 -- October 26, 1909) was a career United States Army officer and a Union general in the American Civil War. 
Question : In which war/battle did Oliver Otis Howard fight?

SOLUTION: conflict

PROBLEM: Context : Alda Merini (21 March 1931 -- 1 November 2009) was an Italian writer and poet. 
Question : What was Alda Merini's gender?

SOLUTION: sex or gender

PROBLEM: Context : Slaughter Trail is a 1951 Cinecolor Western produced and directed by Irving Allen, filmed in Corriganville and released by RKO Pictures. 
Question : What studio produced Slaughter Trail?

SOLUTION:
production company