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How rooks move


Except when castling, the rook cannot cross a square occupied by another chessman.

The rook moves directly forward, backward, left or right to any square that is either empty or occupied by an opponent’s chessman.

BLACK
A
B
C
D
E
F
G
H
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
A
B
C
D
E
F
G
H
WHITE

The black rook cannot cross the square occupied by the white king, the black king, or the white knight. The white king is in check. The black rook can capture the white knight.