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 : State testing began on 24 November 1974, and the Kh-25 entered production in 1975. 
Question : What year was the service entry date for Kh-25?
service entry

Context : Lionel Pickens (December 4, 1983 -- May 17, 2015), better known by his stage name Chinx (formerly Chinx Drugz), was an American rapper from Queens, New York. 
Question : What city is Chinx from?
residence

Context : Per Pålsson (September 16, 1828 -- February 4, 1914), also called Kitte-Pelle, was a Swedish murderer convicted for the murder of Hanna Pålsdotter. 
Question : For what crime was Per Pålsson prosecuted?

convicted of