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

EGTB: win in 8 half-moves

# move score
1 Rb1 win in 7 half-moves
2 Kb5 win in 9 half-moves
3 Ra6 win in 13 half-moves
4 Kb1 draw
5 Kb6 draw
6 Kb7 draw
7 Kc5 draw
8 Kc7 draw
9 Kd5 draw
10 Kd6 draw
11 Kd7 draw
12 Ra3 draw
13 Ra4 draw
14 Ra5 draw
15 Ra7 draw
16 Ra8 draw
17 Kb2 loss in 2 half-moves
18 Kc2 loss in 2 half-moves
19 Kd1 loss in 2 half-moves
20 Kd2 loss in 2 half-moves
21 Ra2 loss in 2 half-moves