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 : The United Defense M42, sometimes known as the Marlin for the manufacturer, was an American submachine gun in World War II. It was produced from 1942 to 1943 by United Defense Supply Corp. (a government-formed company specifically tasked with weapons development) for possible issue as a replacement for the Thompson submachine gun and was used by agents of the Office of Strategic Services (OSS). 
Question : In what year did United Defense M42 enter service?
service entry

Context : Eldred Gregory Peck was born on April 5, 1916 in the San Diego, California neighborhood of La Jolla, the son of Gregory Pearl Peck, a New York-born chemist and pharmacist, and his Missouri-born wife Bernice Mary ``Bunny'' (née Ayres). 
Question : What city is Gregory Peck from?
residence

Context : Il coltello di ghiaccio was released in Italy in 1972. 
Question : Under whose direction was Il coltello di ghiaccio produced?

director