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

EGTB: win in 4 half-moves

# move score
1 Ke8 win in 3 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kd6 draw
5 Kd7 draw
6 Rb1 draw
7 Rc2 draw
8 Rc3 draw
9 Rc6 draw
10 Rd1 draw
11 Kb8 loss in 2 half-moves
12 Kc8 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Kf7 loss in 2 half-moves
16 Kg7 loss in 2 half-moves
17 Kg8 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 Kc6 loss in 1 half-moves