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The Warren Commission determined that Lee Harvey Oswald fired at Kennedy from the sixth floor of what is now the Dallas County Administration Building on Nov. 22 , 1963 .
 Lee Harvey Oswald, Kennedy
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: Organization based in, Located in, Live in, Work for, Kill 
Text: {0} 
Answer:
 Lee Harvey Oswald, Kennedy