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.

[EX Q]: Context : Peter Cheeseman died on 27 April 2010 of inanition and vascular dementia, after a long battle with Parkinson's disease. 
Question : What disease did Peter Cheeseman contract?
[EX A]: medical condition

[EX Q]: Context : Timi Dakolo was born in Accra, Ghana to a Nigerian father, Bayelsa-native David and a Ghanaian mother, Norah, who died when Dakolo was thirteen. 
Question : What was Timi Dakolo's occupation?
[EX A]: occupation

[EX Q]: Context : Kawakita Denki Kigyosha (Japanese for ``Kawakita Electric Company''; commonly known as KDK), is the brand name used by Matsushita Ecology Systems Co., Ltd., a separate company of the Panasonic Corporation (formerly the Matsushita Electric Industrial Group) now Panasonic Ecology Systems Co. Ltd., to manufacture the group's ventilating products. 
Question : Which company is the parent company of KDK?
[EX A]:
parent company