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China's Zhou Yuelong competes during the first round first session with Northern Ireland's Mark Allen at the World Snooker Championship 2019 in Sheffield, Britain on April 23, 2019. (Xinhua/Craig Brough)
China's Zhou Yuelong competes during the first round first session with Northern Ireland's Mark Allen at the World Snooker Championship 2019 in Sheffield, Britain on April 23, 2019. (Xinhua/Craig Brough)