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 : Bored of the Rings is a parody of J. R. R. Tolkien's The Lord of the Rings. 
Question : Which is the basis of Bored of the Rings?

Ex Output:
based on


Ex Input:
Context : Christian de Boissieu received a Ph. D in economics in 1973 at the University of Paris-I Panthéon-Sorbonne. 
Question : What is the name university that educated Christian de Boissieu?

Ex Output:
educated at


Ex Input:
Context : François-André Baudin fell ill and was left behind on île de France in April 1801. 
Question : When was François-André Baudin's death?

Ex Output:

date of death