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The list of talent includes Arjen Robben of the Netherlands , Didier Drogba of Ivory Coast and Petr Cech of the Czech Republic , who are among more than two dozen Chelsea players who represented their countries at the World Cup in Germany . ''
 nationality: Arjen Robben, Netherlands
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:  Arjen Robben, Netherlands 
Answer:
 nationality: Arjen Robben, Netherlands