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

EGTB: win in 18 half-moves

# move score
1 Kb4 win in 17 half-moves
2 Kb5 win in 19 half-moves
3 Kb6 draw
4 Kc1 draw
5 Kc4 draw
6 Kc6 draw
7 Ke1 draw
8 Ra4 draw
9 Ra5 draw
10 Ra6 draw
11 Rb1 draw
12 Rc1 draw
13 Kc2 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Ra8 loss in 2 half-moves