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 Q]: Context : Kujava Radinović was the second wife of King Stephen Ostoja of Bosnia and as such she was Queen of Bosnia from 1399 to 1404 and again from 1409 to 1415. 
Question : What is Kujava Radinović's spouse's name?
[EX A]: spouse

[EX Q]: Context : HD 88836 is a double star in the southern constellation of Antlia. 
Question : Of which constellation is HD 88836 a part?
[EX A]: constellation

[EX Q]: Context : While the name has been used for all NHL broadcasts on CBC Television (regardless of the time of day), Hockey Night in Canada is primarily associated with its Saturday night NHL broadcasts, a practice originating from Saturday NHL broadcasts that began in 1931 on the CNR Radio network and continued on its successors, and debuting on television beginning in 1952. 
Question : The production company responsible for Hockey Night in Canada is what?
[EX A]:
production company