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On an opening day at Roland Garros that fluctuated between brilliant sunshine and patches of rain , Rafael Nadal of Spain , the world 's dominant clay-court player this year , finally made his debut at the world 's premier clay-court event .
 nationality: Rafael Nadal, Spain
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:
 nationality: Rafael Nadal, Spain