A chess game originated in China and belongs to a two-player confrontation game. 个交叉点；象棋的棋子共有32个，每种颜色16个棋子，分为7个兵种，摆放和活动在交叉点上。 Chess uses square checkerboards and red and black two-colored round pieces for chess. There are ten horizontal lines and nine vertical lines on the board divided into 90 intersections. There are 32 chess pieces and 16 pieces of each color. 7 arms, placed and active at the intersection. The two players play chess alternately, first winning the opponent's (coach) "checkmate".