23728
 At the ranger station at the Katahdin Stream Campground , Masafumi Saito aka Masa , 32 , a solo hiker from Yamagata , Japan , swapped his big backpack for a lightweight daypack to help make the climb to the peak easier . 
 Japan, Yamagata
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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} 
Answer:
 Japan, Yamagata