543
`` The key endgame may be whether the U . S . can parse out the key regime centers of power in Baghdad and attack them without having to fight into the city , or at least locate them well enough to at man of the Center for Strategic and International Studies said in his daily war report .
 U . S: attacker; city: place; them: target
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:
 U . S: attacker; city: place; them: target