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 : 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 : The 7.92×57mm Mauser cartridge was adopted by the German Empire in 1905, and was the German service cartridge in both World Wars. 
Question : What year was 7.92×57mm Mauser made?
answer:
service entry


question:
Context : The first versions of the Ak 5 family were made by the Swedish company FFV Ordnance AB (now part of Saab Bofors Dynamics) under license from FN, with deliveries starting in 1986. 
Question : The Ak 5 is based upon what?
answer:

based on