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

EGTB: win in 12 half-moves

# move score
1 Kb2 win in 11 half-moves
2 Kb1 draw
3 Kc2 draw
4 Kc6 draw
5 Kd1 draw
6 Kd2 draw
7 Ra1 draw
8 Ra4 draw
9 Ra8 draw
10 Rb6 draw
11 Rc6 draw
12 Kc5 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Ra7 loss in 2 half-moves