48
SAINT PETERSBURG , June 1 ( AFP ) - US President George W . Bush and Russian President Vladimir Putin said Sunday their friendship was as strong as ever , laying aside a dispute over the Iraq war , but barely concealing a simmering row over Iran ' s nuclear program .
 attack: war
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: war