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 Kd7 win in 5 half-moves
3 Rf7 win in 5 half-moves
4 Kb5 draw
5 Kb6 draw
6 Kb7 draw
7 Kc5 draw
8 Kc7 draw
9 Kd5 draw
10 Kd6 draw
11 Kf7 draw
12 Ra8 draw
13 Rc8 draw
14 Rd8 draw
15 Re8 draw
16 Ke5 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Kf5 loss in 2 half-moves
20 Kg5 loss in 2 half-moves
21 Kg6 loss in 2 half-moves
22 Kg7 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves