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 9 half-moves
5 Kc8 win in 9 half-moves
6 Ra7 win in 9 half-moves
7 Kc2 win in 11 half-moves
8 Kd6 win in 11 half-moves
9 Kd7 win in 11 half-moves
10 Kd8 win in 11 half-moves
11 Ra4 draw
12 Ka1 loss in 2 half-moves
13 Ka3 loss in 2 half-moves
14 Kb1 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kc1 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra8 loss in 2 half-moves