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 Ke8 draw
3 Kg6 draw
4 Kh4 draw
5 Kh5 draw
6 Kh6 draw
7 Ra1 draw
8 Ra2 draw
9 Ra3 draw
10 Kc7 loss in 2 half-moves
11 Kc8 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kf5 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rc8 loss in 2 half-moves