2577
U.S. diplomat Felix S. Bloch , suspected of spying for the Soviets , sipped grapefruit juice and calmly watched for 45 minutes as a foreign correspondent showed him videotapes and clippings of how his story is being told in his native Austria.
 Felix S. Bloch, U.S.
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:
 Felix S. Bloch, U.S.