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.

Example Input: Context : William de St Croix was educated at Eton and St John's College, Cambridge, graduating in 1843. 
Question : What university did William de St Croix attend?
Example Output: educated at

Example Input: Context : Andrew Snape Douglas was born in Edinburgh on 8 October 1761, the son of Dr. William Douglas, a medical doctor of Springfield, and Lydia Hamond, daughter of a London merchant and shipowner. 
Question : What military branch did Andrew Snape Douglas serve?
Example Output: military branch

Example Input: Context : Robert Ledley was born on June 28, 1926 in Flushing Meadows, Queens, New York City, USA. 
Question : What was the sickness that killed Robert Ledley?
Example Output:
medical condition