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

EGTB: win in 4 half-moves

# move score
1 Ka6 win in 3 half-moves
2 Ka8 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Kb8 win in 3 half-moves
5 Kc6 win in 3 half-moves
6 Kc8 win in 3 half-moves
7 Kd5 win in 5 half-moves
8 Kd6 win in 5 half-moves
9 Kd7 win in 5 half-moves
10 Ke5 win in 5 half-moves
11 Ke7 win in 5 half-moves
12 Kf5 win in 5 half-moves
13 Kf6 win in 5 half-moves
14 Kf7 win in 5 half-moves
15 Ra4 win in 5 half-moves
16 Ra5 win in 5 half-moves
17 Ra6 win in 5 half-moves
18 Ra8 win in 5 half-moves
19 Ra3 win in 11 half-moves
20 Kc7 draw
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves