2521
Scattered among reams of FBI and Secret Service reports are fragments of the lonely life of Oswald , a Marxist who lived in obscurity and died in infamy and who the Warren Commission concluded was acting alone when he killed Kennedy .
 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:
 Oswald, Kennedy