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Magomedali Vagabov  who is believed to have masterminded the bombings at two stations of the  Moscow metro  on March 29 2010 has been killed in an operation in Russia's North Caucasus republic of Dagestan local media reported on Saturday citing a statement made by the National Antiterrorist Committee .
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Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 NA: Magomedali Vagabov, Moscow metro