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.

Ex Input:
Context : Filmed primarily in Canada with a Canadian director (Ted Kotcheff), Switching Channels features many popular Canadian character actors in supporting roles: 
Question : The Switching Channels is based upon what?

Ex Output:
based on


Ex Input:
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?

Ex Output:
constellation


Ex Input:
Context : Kirk Douglas and director John Frankenheimer were the moving forces behind the filming of Seven Days in May; the film was produced by Edward Lewis through Douglas's company Joel Productions and Seven Arts Productions. 
Question : Which place is Seven Days in May in?

Ex Output:

narrative location