I believe that is flag to crotch four, checkmate. 깃발을 *가랑이4로 옮기면, *체크 메이트. *체스 게임 메타포
I can give you a checkmate argument for each side. 양쪽 다 만만치 않거든요
It describes the point in the game when a player realizes he'll inevitably be checkmated. 체크 메이트가 불가피 하다는걸 알게될 때죠
Checkmate in three. 3수만 더 두면 외통수야
And while you're trying to figure out what to do next, he's thinking ten moves ahead, with checkmate already in sight. 넌 그의 손에서 놀아나고 있거든 You're playing his game.