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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Ka4 draw
3 Ka5 draw
4 Ka6 draw
5 Kb4 draw
6 Kb7 draw
7 Kb8 draw
8 Kbb6 draw
9 Kbc6 draw
10 Kc5 draw
11 Kc8 draw
12 Kcb6 draw
13 Kcc6 draw
14 Kd6 draw
15 Kd7 draw
16 Kd8 draw
17 Ra3 draw
18 Rf3 draw
19 Kc4 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Rg3 loss in 2 half-moves
26 Rh3 loss in 2 half-moves