998
British forces also began establishing the country ' s first postwar administration Tuesday , granting a local sheik power to set up an administrative committee representing the groups in the region .
 forces: 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:
 forces: agent