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Co-written and co-produced by herself along with Andrej Hruška and Martin Šrámek , it was pre-released on November 7 , 2011 as the second forerunner of the singer 's then upcoming studio album Do n't Look Back ( 2012 ) , which followed a few months later .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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