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

EGTB: win in 18 half-moves

# move score
1 Ra1 win in 17 half-moves
2 Kb4 draw
3 Kc1 draw
4 Kc2 draw
5 Kd2 draw
6 Kd4 draw
7 Ke1 draw
8 Ke2 draw
9 Ra7 draw
10 Rb4 draw
11 Kb3 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra8 loss in 2 half-moves