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

EGTB: win in 40 half-moves

# move score
1 Rb7 win in 39 half-moves
2 Rb8 win in 39 half-moves
3 Rh1 win in 39 half-moves
4 Rg1 win in 41 half-moves
5 Ra1 win in 43 half-moves
6 Kb6 draw
7 Kb7 draw
8 Kc7 draw
9 Kd6 draw
10 Kd7 draw
11 Ke6 draw
12 Ke7 draw
13 Kf7 draw
14 Kg5 draw
15 Kg6 draw
16 Kg7 draw
17 Rb6 draw
18 Rf1 draw
19 Rb5 loss in 4 half-moves
20 Kb5 loss in 2 half-moves
21 Kc5 loss in 2 half-moves
22 Kd5 loss in 2 half-moves
23 Ke5 loss in 2 half-moves
24 Kf5 loss in 2 half-moves
25 Rb2 loss in 2 half-moves
26 Rb3 loss in 2 half-moves
27 Rb4 loss in 2 half-moves
28 Rc1 loss in 2 half-moves
29 Rd1 loss in 2 half-moves
30 Re1 loss in 2 half-moves