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Sarah Ainsworth ( born July 6 , 1985 in Chelmsford , Essex ) is a British freestyle skier who has competed since 2007 .
 Sarah Ainsworth, Chelmsford , Essex
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Sarah Ainsworth, Chelmsford , Essex