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Tennis - ATP 500 - Swiss Indoors Basel - St. Jakobshalle, Basel, Switzerland - October 26, 2019 Switzerland's Roger Federer in action during his semi final match against Greece's Stefanos Tsitsipas REUTERS/Arnd Wiegmann Stock Photo - Alamy
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Roger Federer sparring with Robin Haase - 13 février 2018 - Rotterdam Ahoy - ATP 500 Totterdam Wild card
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