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Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ka2 draw
3 Kb1 draw
4 Ra7 draw
5 Rb1 draw
6 Rb2 draw
7 Rb3 draw
8 Rc7 draw
9 Rg7 loss in 4 half-moves
10 Rh7 loss in 4 half-moves
11 Kb2 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rf7 loss in 2 half-moves