1075
Six European countries have agreed to contribute troops to the British and Polish sectors to create an international stability force , the official said .
 force: organization; countries: agent; sectors: agent
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: start organization 
  Option: agent, organization, place 
Text: {0} 
Answer:
 force: organization; countries: agent; sectors: agent