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Xu Yifan serves during the women's doubles semifinal between Gabriela Dabrowski of Canada/Xu Yifan of China and Lucie Hradecka of the Czech Republic/Ekaterina Makarova of Russia at China Open tennis tournament in Beijing, capital of China, Oct. 6, 2018. Gabriela Dabrowski/Xu Yifan won 2-0. (Xinhua/Fei Maohua)