instruction:
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.
question:
Context : The Paveway IV entered service with the Royal Navy in 2008. 
Question : Which was the official year for the approval of Paveway IV?
answer:
service entry


question:
Context : Daniel Kish (born 1966 in Montebello, California) is an American expert in human echolocation and President of World Access for the Blind, a non-profit founded in 2000 to facilitate ``the self-directed achievement of people with all forms of blindness'' and increase public awareness about their strengths and capabilities. 
Question : What medical condition was Daniel Kish suffering from?
answer:
medical condition


question:
Context : SunEdison's subsidiaries TerraForm Power and TerraForm Global own and operate renewable-energy projects around the globe. 
Question : What is SunEdison's parent company?
answer:

parent company