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 : Simon Woolford (born 7 April 1975) is an Australian former professional rugby league player. 
Question : What kind of  occupation does Simon Woolford have?

SOLUTION: occupation

PROBLEM: Context : Tiffany Bias was born on May 22, 1992, Wichita, Kansas. 
Question : What team did Tiffany Bias play for?

SOLUTION: drafted by

PROBLEM: Context : The 2007 Balad aircraft crash was a 9 January 2007 airplane incident involving an Antonov An-26 airliner, which crashed while attempting to land at the Joint Base Balad in Balad, Iraq, which was at that time operated by the United States Air Force. 
Question : On what date did 2007 Balad aircraft crash occur?

SOLUTION:
point in time