instruction:
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.
question:
Context : Knights of Xentar is a humorous JRPG eroge (meaning it has erotic content). 
Question : To which series does Knights of Xentar belong?
answer:
series


question:
Context : The Samozaryadnaya Vintovka Tokareva, Obrazets 1940 goda (``Tokarev Self-loading Rifle, Model of 1940'', Russian: Самозарядная винтовка Токарева, образец 1940 года) or SVT-40 is a Soviet semi-automatic battle rifle. 
Question : What was the year that SVT-40 entered service?
answer:
service entry


question:
Context : Harald Strøm (14 October 1897 -- 25 December 1977) was a Norwegian speed skater, world champion, European champion and world record holder on 5000 metres. 
Question : Which award was bestowed upon Harald Strøm?
answer:

award received