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Background UFC President Dana White announced via ESPN on Jim Rome is Burning that Middleweight Champion Anderson Silva would face Chael Sonnen on August 7 .
 Dana White, ESPN, Anderson Silva, Chael Sonnen
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Dana White, ESPN, Anderson Silva, Chael Sonnen