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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Kc6 win in 3 half-moves
4 Kd4 win in 3 half-moves
5 Ra4 win in 3 half-moves
6 Kb7 win in 5 half-moves
7 Rb5 win in 5 half-moves
8 Kb5 win in 9 half-moves
9 Kb8 win in 9 half-moves
10 Kd5 win in 9 half-moves
11 Ra1 win in 11 half-moves
12 Ra3 win in 11 half-moves
13 Kc4 draw
14 Kc7 draw
15 Ra2 draw
16 Ra6 draw
17 Ra8 draw
18 Kd6 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Kd8 loss in 2 half-moves
21 Ra7 loss in 2 half-moves