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 : Horst Rudat (born 3 May 1920 in Wirtkallen, district Insterburg, East Prussia; died 31 August 1982 in Laaber/Waldelzerberg) was a German World War II Luftwaffe bomber pilot. 
Question : In which war/battle did Horst Rudat fight?

Answer: conflict


Question: Context : Ernesto Ambrosini (29 September 1894 -- 4 November 1951) was an Italian athlete who competed mainly in the 3000 metres steeplechase. 
Question : The death of Ernesto Ambrosini occured on what date?

Answer: date of death


Question: Context : Bay Networks was acquired by Northern Telecom in June 1998 for $9.1 billion, broadening Nortel's reach from its traditional carrier customer base into enterprise data networking. 
Question : What company is Bay Networks part of?

Answer:
parent company