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In eliminating Costa Rica from the World Cup , Ecuador marked perhaps its greatest sporting achievement since Jefferson Perez won the country 's first Olympic gold medal by taking the 20-kilometer walk at the 1996 Summer Games in Atlanta .
 nationality: Jefferson Perez, Ecuador
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: Jefferson Perez, Ecuador