2231
we had f - 14 aircraft drop laser - guided bombs , f - 18s drop joint direct attack munitions or j - dam weapons into eastern afghanistan today this is the first of an unknown number of strikes we ' ll conduct during our watch in " operation enduring freedom ."
 ( attack: drop,  we: attacker, afghanistan: place, aircraft: instrument, bombs: instrument) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: declare bankruptcy, transfer ownership, transfer money, marry, transport, die, phone write, arrest jail, convict, sentence, sue, end organization, start organization, end position, start position, meet, elect, attack, injure, born, fine, release parole, charge indict, extradite, trial hearing, demonstrate, divorce, nominate, appeal, pardon, execute, acquit, merge organization, Arguments type: beneficiary, prosecutor, plaintiff, seller, victim, buyer, agent, destination, artifact, organization, recipient, person, place, origin, target, giver, adjudicator, attacker, vehicle, defendant, entity, instrument. 
Text: {0} 
Answer:
 ( attack: drop,  we: attacker, afghanistan: place, aircraft: instrument, bombs: instrument) 