18656
 I left Saigon on June 1 , by plane for Vientiane , Laos , after having been '' invited '' by the new regime to leave , as were the majority of newspeople of all nationalities who had stayed behind to witness the fall of Saigon . 
 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