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I spoke to ESPN about the air quality issues that the West Coast is facing and their impact on sport . Also some great quotes from other experts including {{USERNAME}} of the {{USERNAME}} . {{USERNAME}} {@University of South Carolina@} {{URL}}
 ESPN, West Coast, University of South Carolina
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: group, creative work, person, event, product, location, corporation 
Text: {0} 
Answer:
 ESPN, West Coast, University of South Carolina