체스 기보법에서 게임 시작 시 퀸의 쪽에 위치하는 룩을 가리키는 말.
A designation in chess notation for the rook that begins the game on the queen's side of the board.
예문:
"The grandmaster moved the QR to an open file to control the center."
"In descriptive notation, the square is labeled as QR1."
"He lost his QR early in the match due to a tactical error."