9419
Zhang Dan and Zhang Hao of China were in second , at 64.72 , and Maria Petrova and Alexei Tikhonov of Russia were third with 64.27 .
 nationality: Zhang Dan, China; nationality: Zhang Hao, China
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:  Zhang Dan, China; Zhang Hao, China 
Answer:
 nationality: Zhang Dan, China; nationality: Zhang Hao, China