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Formed by Othmar Welti and Erich Kolb in 2000 , Swiss Racing Team initially competed in the German Formula Three Championship before also joining the Formula Three Euroseries from 2003 to 2004 .
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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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