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.

Example Input: Context : The Tiger II was under-powered, like many other heavy tanks of World War II, and consumed a lot of fuel, which was in short supply for the Germans. 
Question : In what year did Tiger II enter service?
Example Output: service entry

Example Input: Context : Running for over 28 years, Top Club was an annual tournament of general knowledge quiz games involving clubs and organisations from the Northern Scotland region. 
Question : On what channel did Top Club first air?
Example Output: original network

Example Input: Context : Zaynab bint Khuzayma (Arabic: زينب بنت خزيمة‎, Umm al-Masakin, Mother of the Poor, born 595) was the fifth wife of the Islamic prophet Muhammad. 
Question : What is Zaynab bint Khuzayma's spouse's name?
Example Output:
spouse