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General view of the Hamburg Rothenbaum tennis stadium during a match between Germany's Nicolas Kiefer and Stanislas Wawrinka of Switzerland at the Hamburg Masters Tennis tournament in Hamburg May 14, 2008. REUTERS/Christian
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Federer from Switzerland returns ball to Davydenko from Russia during semifinal match at Hamburg Masters Tennis tournament. Roger Federer from Switzerland returns a ball to Nikolay Davydenko from Russia in a semifinal
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