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 Rb7 win in 3 half-moves
5 Kc6 win in 5 half-moves
6 Kcd6 win in 5 half-moves
7 Kcd8 win in 5 half-moves
8 Kcd7 win in 7 half-moves
9 Ked6 win in 7 half-moves
10 Ked7 win in 7 half-moves
11 Ked8 win in 9 half-moves
12 Kc8 draw
13 Ke6 draw
14 Ke8 draw
15 Ra4 draw
16 Kf6 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Ra8 loss in 2 half-moves