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On hard courts , he pushed Lleyton Hewitt of Australia to five sets in the fourth round of the Australian Open in January , then was 2 points away from beating Roger Federer , the world 's No. 1 player , in the final of the Masters Series event April 3 in Key Biscayne , Fla. .
 nationality: Lleyton Hewitt, Australia
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: Lleyton Hewitt, Australia