2249
at a white house gathering of aids activists and lawmakers from around the world , the president said hir plan could prevent 7 million new hiv infections -- and treat at least 2 million people over the next decade .
 meet: gathering
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:
 meet: gathering