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The tournament began on March 4 , 2010 and concluded with the national championship game on March 20 , 2010 at the Salem Civic Center in Salem , Virginia .
 Salem, Salem , Virginia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Salem, Salem , Virginia