486
" For the IDF , it makes sense not to put all of its money into one thing it can 't back out of , " says Ze 'ev Eytan , a senior researcher and an editor of the annual military survey released by the Jaffe Center for Strategic Studies .
 Ze 'ev Eytan, Jaffe Center for Strategic Studies
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:
 Ze 'ev Eytan, Jaffe Center for Strategic Studies