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A U . S . military official in Seoul , speaking on condition of anonymity , said Tuesday North Korea is believed to have exported US $ 580 million worth of missiles to Iran , Pakistan , Libya , Syria , Egypt , Yemen and the United Arab Emirates in 2001 .
 ( transfer ownership: exported,  missiles: artifact, North Korea: seller, Iran: buyer, Pakistan: buyer, Libya: buyer, Syria: buyer, Egypt: buyer, Yemen: buyer, United Arab Emirates: buyer) 
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:
 ( transfer ownership: exported,  missiles: artifact, North Korea: seller, Iran: buyer, Pakistan: buyer, Libya: buyer, Syria: buyer, Egypt: buyer, Yemen: buyer, United Arab Emirates: buyer) 