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The Foreign minister also indicated that North Korea will continue to develop long range missiles capable of obliterating any target within the borders of the United States .
 North Korea: attacker; United States: place; missiles: instrument
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:
 North Korea: attacker; United States: place; missiles: instrument