4400
After that , then M.I.T. '' Scholars and demographers describe three major waves of Asian settlers in the United States in the last 40 years : those who arrived from Taiwan and Hong Kong in the 70 's and 80 's , Koreans and Chinese who came as students in the 1990 's and , most recently , the new entrepreneurs from China and Korea .
 country of administrative divisions: China, Taiwan; administrative division of country: Taiwan, China; administrative division of country: Hong Kong, China; country of administrative divisions: China, Hong Kong; location contains: China, Hong Kong
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:
 country of administrative divisions: China, Taiwan; administrative division of country: Taiwan, China; administrative division of country: Hong Kong, China; country of administrative divisions: China, Hong Kong; location contains: China, Hong Kong