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Roger Federer beats Kei Nishikori in epic five-set Australian Open match | Roger Federer | The Guardian
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Roger Federer vs Kei Nishikori AS IT HAPPENED: Federer suffers SHOCK straight-sets defeat | Tennis | Sport | Express.co.uk
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Australian Open 2017: Roger Federer was playing good, aggressive tennis again, says Kei Nishikori-Sports News , Firstpost
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Switzerland's Roger Federer and Japan's Kei Nishikori before the Barclays ATP World Tour Finals at The O2 Arena, London Stock Photo - Alamy
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UNIQLO Launches New Game Wear US Open Collections for Roger Federer and Kei Nishikori - Tennis Connected
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