658
Because the United States and Britain failed to get U . N . backing for the war , Russia , France , Germany and China want to ensure that the immediate humanitarian costs of the war are paid by the United States _ and not the United Nations .
 United States: attacker; Britain: attacker
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: attack 
  Option: victim, attacker, place, target, instrument 
Text: {0} 
Answer:
 United States: attacker; Britain: attacker