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 : Henri-Joseph Paixhans (French pronunciation: ​(pɛksɑ̃); January 22, 1783, Metz -- August 22, 1854, Jouy-aux-Arches) was a French artillery officer of the beginning of the 19th century. 
Question : Which college or university is related with Henri-Joseph Paixhans?

Answer: educated at


Question: Context : The Battle of Alexander at Issus (German: Alexanderschlacht) is a 1529 oil painting by the German artist Albrecht Altdorfer (c. 1480--1538), a pioneer of landscape art and a founding member of the Danube school. 
Question : What is the name of the place where The Battle of Alexander at Issus can be found?

Answer:
collection