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He previously served as State 's Attorney of Queen Anne 's County on Maryland 's Eastern Shore , and he was appointed as a judge for the county 's District Court by Governor Martin O'Malley in December 2011 .
 Queen Anne 's County, Maryland, Martin O'Malley
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Queen Anne 's County, Maryland, Martin O'Malley