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Seemingly deserted , these battered buildings hold a deadly threat to British forces in Iraq .
 buildings: place; Iraq: place; forces: 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:
 buildings: place; Iraq: place; forces: target