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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb7 win in 3 half-moves
3 Rb5 win in 3 half-moves
4 Ka7 win in 5 half-moves
5 Ka8 win in 5 half-moves
6 Ra7 win in 5 half-moves
7 Kc7 win in 7 half-moves
8 Ra8 win in 7 half-moves
9 Kc8 win in 9 half-moves
10 Ra1 draw
11 Ra2 draw
12 Ra3 draw
13 Kb4 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra6 loss in 2 half-moves