4052
an elite u.s. army study center has devised a plan for enforcing a major israeli-palestinian peace accord that requires about 20000 well-armed troops .
 product producer: center, plan
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: component whole, NA, instrument agency, member collection, cause effect, entity destination, content container, message topic, product producer, entity origin 
Text: {0} 
 Entity Pairs:  center, plan 
Answer:
 product producer: center, plan