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.

Context : Intars Busulis (born 2 May 1978 in Talsi, Latvia) is a Latvian singer who represented Latvia at the Eurovision Song Contest 2009 in Moscow, Russia with the song Probka (Russian for ``Traffic jam''). 
Question : What was Intars Busulis's occupation?
occupation

Context : In 1942, Blue Horses was purchased by the Walker Art Center in Minneapolis, Minnesota through The T. B. Walker Foundation and its Gilbert M. Walker Memorial Fund. 
Question : What is the name of the place where Blue Horses can be found?
collection

Context : Hannington Sengendo also holds a Bachelor of Arts (BA), degree from Makerere University and the degree of Master of Arts in Human Geography (MA), obtained in 1987, from the University of Leeds. 
Question : Which college or university is related with Hannington Sengendo?

educated at