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 Kb7 win in 3 half-moves
3 Kb8 win in 3 half-moves
4 Kc6 win in 5 half-moves
5 Kdc8 win in 5 half-moves
6 Kdd7 win in 5 half-moves
7 Kd6 win in 11 half-moves
8 Kcc8 draw
9 Kcd7 draw
10 Ra1 draw
11 Ra2 draw
12 Ra3 draw
13 Ra4 draw
14 Ra7 draw
15 Rb8 draw
16 Rc8 draw
17 Ke7 loss in 2 half-moves
18 Ke8 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves