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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb5 draw
6 Kb8 draw
7 Kbb7 draw
8 Kbc6 draw
9 Kc8 draw
10 Kcb7 draw
11 Kcc6 draw
12 Kd6 draw
13 Kd7 draw
14 Kd8 draw
15 Ra1 draw
16 Rc1 draw
17 Rg1 draw
18 Kc5 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rh1 loss in 2 half-moves