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 Rb6 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 Rb4 win in 7 half-moves
5 Kb8 draw
6 Kc8 draw
7 Kd8 draw
8 Ra3 draw
9 Rb8 draw
10 Re3 draw
11 Rf3 draw
12 Rg3 draw
13 Kb6 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Ke7 loss in 2 half-moves
21 Kf5 loss in 2 half-moves
22 Kf7 loss in 2 half-moves
23 Kg5 loss in 2 half-moves
24 Kg6 loss in 2 half-moves
25 Kg7 loss in 2 half-moves
26 Rb1 loss in 2 half-moves
27 Rb2 loss in 2 half-moves
28 Rc3 loss in 2 half-moves
29 Rd3 loss in 2 half-moves
30 Rh3 loss in 2 half-moves