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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb3 draw
3 Kb4 draw
4 Kb5 draw
5 Kg5 draw
6 Ra8 draw
7 Rc8 draw
8 Rd8 draw
9 Re8 draw
10 Rg7 draw
11 Kc3 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Kf5 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Kh5 loss in 2 half-moves
19 Kh6 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Kf7 loss in 1 half-moves
23 Kg7 loss in 1 half-moves
24 Kh7 loss in 1 half-moves