13606
Julia Werman said that while touring Brazil , she discovered waxing techniques that are less painful than usual and also a refreshing frozen dessert called acai , which is sold on the beaches of Rio de Janeiro .
 location contains: Brazil, Rio de Janeiro
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:  Brazil, Rio de Janeiro 
Answer:
 location contains: Brazil, Rio de Janeiro