3906
In a major readjustment of its defense policy late last year , Japan redeployed its forces away from northern Japan where they were involved in the cold-war containment of Russia and reinforced Okinawa , considered crucial in the containment of China in the East China Sea .
 location contains: Japan, Okinawa; location contains: Japan, Okinawa
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: Japan, Okinawa; location contains: Japan, Okinawa