1607
in the second apache helicopter airstrike that occurred within the past hour or so , we ' re now told by palestinians , three people died , 33 others were wounded , six are in critical condition , three dead were civilians , according to palestinian sources .
 attack: airstrike
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: declare bankruptcy, transfer ownership, marry, die, phone write, arrest jail, convict, sue, transfer money, end organization, start organization, end position, merge organization, start position, transport, charge indict, elect, attack, injure, born, extradite, release parole, sentence, demonstrate, meet, trial hearing, divorce, nominate, fine, appeal, pardon, execute, acquit 
Text: {0} 
Answer:
 attack: airstrike