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Belinda Bencic of Switzerland during the Turkish Airlines Tie Break at the 2019 Porsche Tennis Grand Prix WTA Premier tennis tournament Stock Photo - Alamy
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Roger Federer of Switzerland rests during a break as he competes against Lu Yen-Hsun of Taiwan in their second round match of the mens singles during Stock Photo - Alamy
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Roger Federer of Switzerland (top) walks past Robin Soderling of Sweden during a break in their match at the French Open tennis tournament at Roland Garros in Paris June 1, 2010. REUTERS/Regis
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