9637
The headdress , of 400 quetzal feathers and gold melted down long ago , was sent to Europe by Spanish conquerors in the 1520 's and has long been a matter of contention between Mexico and Austria .
 location contains: Europe, Austria
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Europe, Austria 
Answer:
 location contains: Europe, Austria