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 : The Bill was the longest-running police procedural television series in the United Kingdom until its cancellation, and was among the longest running of any British television series. 
Question : What network did The Bill originally appear on?

Ex Output:
original network


Ex Input:
Context : Re-Animator is a 1985 American science fiction horror comedy film loosely based on the H. P. Lovecraft episodic novella ``Herbert West-- 
Question : Which is the basis of Re-Animator?

Ex Output:
based on


Ex Input:
Context : Julius A. Raven (1918--1942) was a United States Navy officer who received the Distinguished Flying Cross and the Air Medal for his actions during World War II. 
Question : What army was Julius A. Raven a part of?

Ex Output:

military branch