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 Kd2 draw
3 Kd3 draw
4 Kd4 draw
5 Ke2 draw
6 Ke4 draw
7 Kf2 draw
8 Kg8 draw
9 Ra1 draw
10 Ra2 draw
11 Ra3 draw
12 Rc8 draw
13 Rd8 draw
14 Re8 draw
15 Rf8 draw
16 Kf3 loss in 2 half-moves
17 Kf4 loss in 2 half-moves
18 Kg7 loss in 2 half-moves
19 Kh7 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Rg8 loss in 2 half-moves