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

EGTB: win in 6 half-moves

# move score
1 Rb5 win in 5 half-moves
2 Rb6 win in 5 half-moves
3 Kd4 win in 11 half-moves
4 Kd5 win in 11 half-moves
5 Kd6 win in 11 half-moves
6 Kb1 win in 13 half-moves
7 Ka2 draw
8 Ke4 draw
9 Ke6 draw
10 Kf4 draw
11 Kf5 draw
12 Kf6 draw
13 Ra8 draw
14 Rb2 draw
15 Rb3 draw
16 Rb4 draw
17 Rb7 draw
18 Rc8 draw
19 Re8 draw
20 Rb1 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves
25 Kb2 loss in 1 half-moves