6830
Given sharply growing demand for business and leisure air travel in China , the rest of Asia , the Middle East and elsewhere , A380 supporters argue that the need is clear for big planes that can carry passengers comfortably on flights of 10 hours and more . ''
 location contains: Asia, China
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: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
Answer:
 location contains: Asia, China