11687
 Yes , it is and they are , '' said Colonel Bowen , who flew here from Okinawa , Japan , on New Year 's Day with 165 marines , a fleet of dump trucks , front-loaders and other heavy equipment , and orders to help clean up . '' 
 location contains: Japan, Okinawa
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Japan, Okinawa 
Answer:
 location contains: Japan, Okinawa