488
As the US - led coalition troops are reportedly thrusting into Baghdad and the second Iraqi city of Basra , Blair and Bush agreed there would be a " vital role " for the United Nations in post - war Iraq .
 ( transport: thrusting,  troops: artifact, Baghdad: destination, city: destination) 
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:
 ( transport: thrusting,  troops: artifact, Baghdad: destination, city: destination) 