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 Rb1 draw
3 Rb2 draw
4 Rb3 draw
5 Rb4 draw
6 Rb5 draw
7 Rb6 draw
8 Rc7 draw
9 Rd7 draw
10 Re7 draw
11 K2d1 loss in 2 half-moves
12 K2f1 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Ke3 loss in 2 half-moves
15 Kf3 loss in 2 half-moves
16 K1d1 loss in 1 half-moves
17 K1d2 loss in 1 half-moves
18 K1f1 loss in 1 half-moves
19 K1f2 loss in 1 half-moves
20 K2d2 loss in 1 half-moves
21 K2f2 loss in 1 half-moves
22 Ra7 loss in 1 half-moves
23 Rf7 loss in 1 half-moves
24 Rg7 loss in 1 half-moves
25 Rh7 loss in 1 half-moves