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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Kb6 win in 5 half-moves
3 Kb7 win in 5 half-moves
4 Kd5 win in 5 half-moves
5 Kd7 win in 5 half-moves
6 Kg7 win in 5 half-moves
7 Kg8 win in 5 half-moves
8 Rb6 win in 5 half-moves
9 Ra8 win in 11 half-moves
10 Kb5 draw
11 Kc5 draw
12 Kc7 draw
13 Kd6 draw
14 Ke7 draw
15 Ke8 draw
16 Kf7 draw
17 Ra3 draw
18 Ra4 draw
19 Ra5 draw
20 Ra1 loss in 2 half-moves
21 Ra2 loss in 2 half-moves