61761
He won four medals in the C-2 event at the ICF Canoe Slalom World Championships with a gold ( 1987 ) and three silvers ( 1979 , 1983 , 1985 ) .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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