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

EGTB: win in 8 half-moves

# move score
1 Kb8 win in 7 half-moves
2 Kb5 win in 9 half-moves
3 Kc5 win in 13 half-moves
4 Ka3 draw
5 Ka4 draw
6 Ka5 draw
7 Kb3 draw
8 Kc3 draw
9 Kc4 draw
10 Kd8 draw
11 Ra1 draw
12 Ra4 draw
13 Rb8 draw
14 Kb7 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves