一个棋子需要跨过两个棋子与另一个棋子摞在一块，上面是两个规则示意图，摞在一块的棋子不能再移动。移动哪个棋子就用鼠标拖动哪个棋子。-Need a piece with another piece across the two pieces in one pile, the two rules above diagram, pile in a pawn can not move. Which piece moves with the mouse drag on which pieces.