![CHINA-HEFEI-CHINESE CHESS FESTIVAL(CN)](136234838_14931076082601n.jpg)
Pupils compete in a Chinese chess contest during the Chinese chess cultural festival at Gedadian Primary School in Hefei, capital of east China's Anhui Province, April 25, 2017. (Xinhua/Zhang Duan)
Pupils compete in a Chinese chess contest during the Chinese chess cultural festival at Gedadian Primary School in Hefei, capital of east China's Anhui Province, April 25, 2017. (Xinhua/Zhang Duan)