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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rb4 win in 7 half-moves
3 Rb5 win in 7 half-moves
4 Rb6 win in 7 half-moves
5 Rb7 win in 7 half-moves
6 Ka7 draw
7 Kb7 draw
8 Kb8 draw
9 Kd6 draw
10 Kd7 draw
11 Kd8 draw
12 Ke6 draw
13 Ke8 draw
14 Kf6 draw
15 Kf7 draw
16 Kf8 draw
17 Ra3 draw
18 Rc3 draw
19 Rd3 draw
20 Rh3 draw
21 Rb1 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg3 loss in 2 half-moves