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He was one of few disappointments in a strong Korean team , which topped the medal table in speed skating ; teammate Mo Tae-bum , who had skipped the Obihiro championship , won the 500 m gold .
 Mo Tae-bum
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Mo Tae-bum