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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb5 win in 7 half-moves
3 Kc6 win in 7 half-moves
4 Kc8 win in 7 half-moves
5 Rb8 win in 7 half-moves
6 Rc8 win in 9 half-moves
7 Kb4 draw
8 Kc4 draw
9 Kd4 draw
10 Kd5 draw
11 Kd6 draw
12 Ra3 draw
13 Ra5 draw
14 Kc7 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Ke8 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra7 loss in 2 half-moves