979
Indeed , Yokohama , with 3.5 million people , appears slack compared with Kamikatsu , a town of 2,200 in the mountains of Shikoku , the smallest of Japan 's four main islands .
 location contains: Japan, Kamikatsu; location contains: Japan, Yokohama
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Japan, Kamikatsu; Japan, Yokohama 
Answer:
 location contains: Japan, Kamikatsu; location contains: Japan, Yokohama