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Katie Swan in action during the Nature Valley Open match between Mona Barthel of Germany and Katie Swan of Great Britain at Nottingham Tennis Centre Stock Photo - Alamy
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Mona Barthel (GER) Tennis - Wimbledon 2021 - London - Grand Slam ITF / ATP / WTA - AELTC - Great Britain - 2021 | Juergen Hasenkopf Photography
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WTA Collector Swedish Open: Mona Barthel and Chanelle Scheepers to contest final | Tennis News | Sky Sports
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Germany's Mona Barthel plays a return to China's Lin Zhu during the women's singles first round match on day two of the Wimbledon Tennis Championships in London, Tuesday June 29, 2021. (AP
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