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 : Hans von Freden was born on 18 March 1892 in Berlin. 
Question : Which war was Hans von Freden in?
[A]: conflict


[Q]: Context : The RPG-16 was developed in 1968, and adopted by the Soviet Army in 1970 for special operation teams and the Soviet airborne troops (VDV). 
Question : What year was RPG-16 commissioned?
[A]: service entry


[Q]: Context : Iron Man 3 (stylized onscreen as Iron Man Three) is a 2013 American superhero film featuring the Marvel Comics character Iron Man, produced by Marvel Studios and distributed by Walt Disney Studios Motion Pictures.1 It is the sequel to 2008's Iron Man and 2010's Iron Man 2, and the seventh film in the Marvel Cinematic Universe. 
Question : What production company or companies created Iron Man 3?
[A]:
production company