581
The talks are the first high - level U . S .- North Korean contact since tensions over the North ' s nuclear program spiked six months ago over Washington ' s claim that the North said in October it was trying to develop nuclear weapons in violation of a 1994 pledge .
 ( meet: talks,  U . S: entity, North Korean: entity) 
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:
 ( meet: talks,  U . S: entity, North Korean: entity) 