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

EGTB: win in 12 half-moves

# move score
1 Kb7 win in 11 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kb3 draw
5 Kb8 draw
6 Kc1 draw
7 Kc3 draw
8 Kc7 draw
9 Kd1 draw
10 Kd2 draw
11 Kd3 draw
12 Ra1 draw
13 Ra3 draw
14 Ra4 draw
15 Ra5 draw
16 Ra6 draw
17 Ra8 draw
18 Rb2 draw
19 Kd7 loss in 2 half-moves
20 Kd8 loss in 2 half-moves
21 Ra7 loss in 2 half-moves