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 : The Blinding of Samson is a 1636 painting by Rembrandt, now in the Städel. 
Question : What is the name of the place where The Blinding of Samson can be found?
Example Output: collection

Example Input: Context : Ralph Morgan was married to Georgiana Louise Iverson, who as a stage actress was known as Grace Arnold, although he called her ``Daisy'' and was the father of Claudia Morgan (1911--1974), an actress best known for creating the role of Vera Claythorne on Broadway in the original production of Ten Little Indians, and for her portrayal of Nora Charles on the radio series The Thin Man. 
Question : What is the university where Ralph Morgan went?
Example Output: educated at

Example Input: Context : The Soviet RPG-22 Netto is a one-shot disposable anti-tank rocket launcher first deployed in 1985, based on the RPG-18 rocket launcher, but firing a larger 72.5 mm fin stabilised projectile. 
Question : What year was RPG-22 made?
Example Output:
service entry