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 The United States plans to join China and India in an Asian-Pacific climate agreement intended to replace the Kyoto pact as a method to control greenhouse emissions , an official attending the annual conference of Asian nations in Vientiane , Laos , said Wednesday . 
 country capital: Laos, Vientiane
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 country capital: Laos, Vientiane