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.
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Question: Context : Leon de Winter was born on 24 February 1954 in Den Bosch, in the southern Netherlands. 
Question : What was Leon de Winter's occupation?

Answer: occupation


Question: Context : Christopher Drew Carter (born September 5, 1981) is a former American football wide receiver of the National Football League. 
Question : What is the name of university that educated Drew Carter?

Answer: educated at


Question: Context : Björk worked with producers Arca and The Haxan Cloak on her ninth studio album, titled Vulnicura. 
Question : What is Björk's gender?

Answer:
sex or gender