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.

Q: Context : Ezra Hendrickson (born 16 January 1972 in Layou, St. Vincent) is a retired Vincentian footballer. 
Question : What city is Ezra Hendrickson associated with?

A: residence
****
Q: Context : PSR J1719-1438 was discovered in 2011 by the High Time Resolution Survey, a radio astronomy search for astronomical objects that rapidly vary in radio brightness, such as pulsars. 
Question : What is the constellation that PSR J1719-1438 is a part of?

A: constellation
****
Q: Context : In 2001, the Foundation opened the Andre Agassi College Preparatory Academy in Las Vegas, a K-12 public charter school for at-risk children. 
Question : What city is Andre Agassi from?

A:
residence
****