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 GER Class G69 was a class of twenty 2-4-2T steam locomotives built by for the Great Eastern Railway by S. D. Holden in 1911--12 following the design of two rebuilt examples of the GER Class M15 designed by James Holden, his father in 1904. 
Question : What was the year GER Class G69 entered service?

Ex Output:
service entry


Ex Input:
Context : Khaleda Zia was the First Lady of Bangladesh during the presidency of her husband Ziaur Rahman. 
Question : Which gender does Khaleda Zia belong to?

Ex Output:
sex or gender


Ex Input:
Context : Sarah Wesley was born in Garth, Powys to Sarah (née Evans) and Marmaduke Gwynne. 
Question : What was the date of death for Sarah Wesley?

Ex Output:

date of death