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.

[Q]: Context : Comin' Up Country is a Canadian country music television miniseries which aired on CBC Television in 1977. 
Question : Which channel broadcast Comin' Up Country?
[A]: original network


[Q]: Context : Eusebius Mandyczewski was born in the Romanian village of Molodiya (then Austria-Hungary; now Ukraine, Hlyboka Raion) on 18 August 1857. 
Question : What was Eusebius Mandyczewski's career?
[A]: occupation


[Q]: Context : The Dragunov sniper rifle (formal Russian: Снайперская Винтовка системы Драгунова образца 1963 года Snayperskaya Vintovka sistem'y Dragunova obraz'tsa 1963 goda (SVD-63), officially ``Sniper Rifle, System of Dragunov, Model of the Year 1963'') is a semi-automatic sniper/designated marksman rifle chambered in 7.62×54mmR and developed in the Soviet Union. 
Question : Which was the official year for the approval of Dragunov sniper rifle?
[A]:
service entry