13900
But they also emphasized that additional steps must be taken to better prepare for a possible worldwide epidemic of the respiratory disease , whether it is caused by the strain of avian influenza that has been spreading though birds in Asia and Russia , known as A -LRB- H5N1 -RRB- , or by another strain .
 location contains: Asia, Russia
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: Asia, Russia