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The Double Mountain Fork then continues eastward across southern Kent County , northwestern Fisher County and into southern Stonewall County , where it passes to the south of Double Mountain , a pair of flat-topped hills located southwest of Aspermont , Texas .
 Kent County, Fisher County, Stonewall County, Aspermont , Texas
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Kent County, Fisher County, Stonewall County, Aspermont , Texas