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Diego Schwartzman most dominant on ATP Tour for second-serve returns in his wins | ATP Tour | Tennis
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Diego Schwartzman of Argentina plays a forehand against Rafael Nadal of Spain in their third round match during day six of the Mutua Madrid Open tennis tournament at the Caja Magica. (Final
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Rafael Nadal win is the best I have ever played,' says Diego Schwartzman after Rome Masters upset - Tennishead
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