2599
Although Sirhan shot Kennedy in full view of numerous spectators , controversy arose later about how many shots were fired and whether a second gunman was involved .
 Sirhan, 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:
 Sirhan, Kennedy