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 Rd8 win in 3 half-moves
3 Kb6 draw
4 Kc6 draw
5 Kd6 draw
6 Ra8 draw
7 Rc8 draw
8 Rf6 draw
9 Rh8 draw
10 Kb4 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Kf4 loss in 2 half-moves
18 Kg4 loss in 2 half-moves
19 Kg5 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Ke6 loss in 1 half-moves
24 Kf6 loss in 1 half-moves
25 Kg6 loss in 1 half-moves