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Nikolas Theodorou (L) of Saint Louis University and Wang Yue of Nankai University compete during the 2019 world prestigious university chess invitational tournament in north China's Tianjin, Nov. 26, 2019. (Xinhua/Li Ran)
Nikolas Theodorou (L) of Saint Louis University and Wang Yue of Nankai University compete during the 2019 world prestigious university chess invitational tournament in north China's Tianjin, Nov. 26, 2019. (Xinhua/Li Ran)