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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Kb8 draw
3 Kd1 draw
4 Kd2 draw
5 Kd3 draw
6 Ke1 draw
7 Ke3 draw
8 Kf1 draw
9 Kf2 draw
10 Kf3 draw
11 Ra2 draw
12 Ra3 draw
13 Ra4 draw
14 Ra5 draw
15 Ra6 draw
16 Rb8 draw
17 Kb7 loss in 2 half-moves
18 Kc7 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Kd8 loss in 2 half-moves
21 Ra7 loss in 2 half-moves