1564
walt rodgers , 3 - 7th cavalry says iraqi missile hit operation center for 2nd brigade 3rd infantry zrigs south baghdad , at least four dead , two soldiers and two journalists .
 center: target; missile: 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:
 center: target; missile: instrument