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

Ex Output:
drafted by


Ex Input:
Context : The Tiuna was created to compete with the American-made Humvee, which was first shown to the public on July 20, 2004. 
Question : What year did Tiuna come into use?

Ex Output:
service entry


Ex Input:
Context : Louis Joseph Ferdinand Hérold (28 January 1791 -- 19 January 1833), better known as Ferdinand Hérold (pronounced: (fɛʁdinɑ̃ eʁɔld)), was a French operatic composer of Alsatian descent who also wrote many pieces for the piano, orchestra, and the ballet. 
Question : On which date did Ferdinand Hérold die?

Ex Output:

date of death