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

EGTB: win in 12 half-moves

# move score
1 Rb1 win in 11 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kb6 draw
5 Kb7 draw
6 Kb8 draw
7 Kc2 draw
8 Kc6 draw
9 Kc8 draw
10 Kd6 draw
11 Kd7 draw
12 Kd8 draw
13 Ra5 draw
14 Ra6 draw
15 Ra7 draw
16 Ra8 draw
17 Kd1 loss in 2 half-moves
18 Kd2 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra4 loss in 2 half-moves