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 : Born in 1849, Bernard Loder studied law in Amsterdam at the Athenaeum Illustre of Amsterdam, the predecessor to the University of Amsterdam, and afterward studied at University of Leiden. 
Question : Which college or university is related with Bernard Loder?
educated at

Context : The Bearded Slave (Italian: Schiavo barbuto) is a marble sculpture by Michelangelo datable to around 1525--1530 and kept in the Galleria dell'Accademia in Florence. 
Question : What is the name of the place where Bearded Slave can be found?
collection

Context : Michael Alcorn studied at the University of Ulster and completed a PhD in composition with John Casken at the University of Durham. 
Question : The college Michael Alcorn attended was what?

educated at