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Australian Open 2019: 20-year old Stefanos Tsitsipas stuns defending champion Roger Federer | Sports News,The Indian Express
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Stefanos Tsitsipas matches Roger Federer as he breaks multiple records on his way to the Australian Open semis
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Roger Federer revelation made by Stefanos Tsitsipas ahead of Hopman Cup meeting | Tennis | Sport | Express.co.uk
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Roger Federer Upset by Stefanos Tsitsipas in 2019 Australian Open Round of 16 | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
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Roger Federer crashes out of Australian Open with loss to Greek sensation Stefanos Tsitsipas | The Sun
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Stefanos Tsitsipas stuns defending champion Roger Federer at Australian Open to reach quarter-finals
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