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.

Context : June 1942, the Aichi H9A was employed in a variety of second-line roles, including anti-submarine missions along the Japanese coasts, transport, paratroop training and liaison. 
Question : What was the year that Aichi H9A entered service?
service entry

Context : Without a Paddle is a 2004 American comedy film directed by Steven Brill and written by Jay Leggett and Mitch Rouse based on a story by Harris Goldberg, Tom Nursall, and Fred Wolf. 
Question : Which place does Without a Paddle exist in?
narrative location

Context : Austin Watson (born September 4, 1986) is an American professional wrestler, who is currently signed to WWE under the ring name Xavier Woods as of February 2016. 
Question : Player Austin Watson played for which team?

drafted by