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

EGTB: win in 18 half-moves

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