16438
 We start tomorrow morning with 1,000 international aid workers , with several thousand local aid workers in Sumatra alone , with a dozen helicopters , with 50 to 100 trucks , with several landing boats which we can use for these islands , and we have very good working relations with the government of Indonesia both the local and regional levels . '' 
 location contains: Indonesia, Sumatra
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: 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:
 location contains: Indonesia, Sumatra