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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kd3 win in 3 half-moves
3 Kd1 win in 7 half-moves
4 Kd2 win in 23 half-moves
5 Ka4 draw
6 Ka5 draw
7 Ka6 draw
8 Kb6 draw
9 Kc4 draw
10 Kc5 draw
11 Kc6 draw
12 Ke1 draw
13 Kf1 draw
14 Kf2 draw
15 Ra1 draw
16 Ra3 draw
17 Ra5 draw
18 Ra7 draw
19 Rb2 draw
20 Rc2 draw
21 Rd2 draw
22 Ke3 loss in 2 half-moves
23 Kf3 loss in 2 half-moves
24 Ra4 loss in 2 half-moves
25 Ra6 loss in 2 half-moves
26 Ra8 loss in 2 half-moves