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During the talks in Beijing , U . S . officials said North Korea claimed it already possesses nuclear weapons , and that it had reprocessed 8 , 000 spent nuclear fuel rods _ a move that could yield several atomic bombs within months .
 ( meet: talks,  Beijing: place, officials: 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,  Beijing: place, officials: entity) 