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Wojtowicz initially represented Szombierki Bytom , winning Polish championships in 1980 .
 Wojtowicz, Szombierki Bytom, Polish
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Wojtowicz, Szombierki Bytom, Polish