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 : Maa Exchange is a Hindi language Indian reality television series which premiered on January 12, 2011 on Sony TV. 
Question : What production company or companies created Maa Exchange?

SOLUTION: production company

PROBLEM: 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?

SOLUTION: spouse

PROBLEM: Context : Metin Serezli made his second marriage on March 7, 1968 with Nevra Serezli, a theatre actress with whom he shared the stage many times. 
Question : What is Metin Serezli's spouse's name?

SOLUTION:
spouse