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MADRID, SPAIN - MAY 12: Serena Williams, of the USA, winner; and Maria Sharapova, from Russia, finalist of the Mutua Madrid Open tennis tournament at the Caja Magica on May 12, 2013
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MADRID, SPAIN - MAY 12: Serena Williams of the USA, winner of the Mutua Madrid Open tennis tournament at the Caja Magica on May 12, 2013 in Madrid, Spain.Credits : J.M.Colomo/GRUPPO/Alamy Live
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MADRID, SPAIN - MAY 12 2013: Rafael Nadal , from Spain, winner, and Stanislas Wawrinka, from Switzerland, finalis othe Mutua Madrid Open tennis tournament at the Caja Magica on MAY 12 2013
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MADRID, SPAIN - MAY 12: Serena Williams, of the USA, winner; and Maria Sharapova, from Russia, finalist of the Mutua Madrid Open tennis tournament at the Caja Magica on May 12, 2013
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