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Stefanos Tsitsipas stuns defending champion Roger Federer at Australian Open to reach quarter-finals
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Melbourne, Australia. 20th Jan, 2019. Roger Federer of Switzerland (L) walks past Stefanos Tsitsipas of Greece after the men's singles 4th round match at the Australian Open in Melbourne, Australia, Jan. 20,
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Roger Federer: Stefanos Tsitsipas opens up on 'magical' Australian Open moment | 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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He has a chance' - Mats Wilander names the youngster he expects to reach Roger Federer level - Tennishead
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Australian Open 2019: Roger Federer's biggest weapon turns into his biggest enemy against Stefanos Tsitsipas-Sports News , Firstpost
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