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.

Example Input: Context : Mallika Sengupta (Bengali: মল্লিকা সেনগুপ্ত,1960--2011) was a Bengali poet, feminist, and reader of Sociology from Kolkata, known for her ``unapologetically political poetry''. 
Question : What sex is Mallika Sengupta?
Example Output: sex or gender

Example Input: Context : Prom-asaurus attracted 6.67 million American viewers during its initial airing and received a 2.7/8 Nielsen rating/share in the 18--49 demographic, up significantly from the 2.5/8 rating/share and 6.01 million viewers of the previous episode, ``Choke'', which was broadcast on May 1, 2012. 
Question : What is the series that Prom-asaurus is a part of?
Example Output: series

Example Input: Context : The South Eastern and Chatham Railway (SECR) P Class is a class of 0-6-0T steam locomotive designed by Harry Wainwright. 
Question : What year was South Eastern and Chatham Railway made?
Example Output:
service entry