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 : Abell 754 is a galaxy cluster in the constellation Hydra that was formed from the collision of two smaller clusters. 
Question : Which was the constellation for Abell 754?

SOLUTION: constellation

PROBLEM: Context : Connor McDavid (born January 13, 1997) is a Canadian ice hockey centre playing with the Edmonton Oilers of the National Hockey League (NHL). 
Question : What team did Connor McDavid play for?

SOLUTION: drafted by

PROBLEM: Context : Rachel Fuller Brown was born on November 23, 1898 in Springfield, Massachusetts to parents George Hamilton Brown, a real estate and insurance agent, and Annie Fuller, a director of religious education. 
Question : What was Rachel Fuller Brown's career?

SOLUTION:
occupation