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 BOXING KESSLER STAYS UNDEFEATED The unbeaten Mikkel Kessler added the World Boxing Council super-middleweight belt to his World Boxing Association title last night , stopping Markus Beyer in the third round in Copenhagen . 
 Mikkel Kessler, Copenhagen; Mikkel Kessler, Copenhagen
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 Mikkel Kessler, Copenhagen; Mikkel Kessler, Copenhagen