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BallPark at One Loudoun is a planned 5,500-seat baseball park in Ashburn , Virginia that will host the Loudoun Hounds of the Atlantic League of Professional Baseball and Virginia Cavalry FC of the North American Soccer League .
 Loudoun, Ashburn , Virginia, Loudoun Hounds, Atlantic League of Professional Baseball
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Loudoun, Ashburn , Virginia, Loudoun Hounds, Atlantic League of Professional Baseball