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.
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Question: Context : White Banners is a 1938 Warner Bros. drama film starring Claude Rains, Fay Bainter, Jackie Cooper, Bonita Granville, Henry O'Neill, and Kay Johnson. 
Question : Which production company is involved with White Banners?

Answer: production company


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?

Answer: service entry


Question: Context : Angela Cannings was wrongfully convicted in the UK in 2002 of the murder of her seven-week-old son, Jason, who died in 1991, and of her 18-week-old son Matthew, who died in 1999. 
Question : Which crime Angela Cannings is considered to have commited?

Answer:
convicted of