1806
in gaza , a pair of israeli gun ship attack , aerial attacks that have threatened to derail the road map to peace , as it is called .
 israeli: attacker; gaza: place; ship: 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:
 israeli: attacker; gaza: place; ship: instrument