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rook (chess piece)
ルークは縦横に動く。
The rook moves horizontally and vertically.
チェスでルークを使って相手の王を追い詰めた。
I used the rook in chess to corner the opponent's king.
その対局では、残ったルーク一枚で見事に逆転勝利を収めた。
In that game, he made a remarkable comeback victory with a single rook.