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She defeated Hungarian-born German fencer Alexandra Bujdoso in the first preliminary round , before losing out her next match to Ukraine 's Olga Kharlan , with a final score of 10 – 15 .
 Alexandra Bujdoso, Olga Kharlan
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Alexandra Bujdoso, Olga Kharlan