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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kc5 win in 3 half-moves
3 Kd5 win in 3 half-moves
4 Kd4 win in 9 half-moves
5 Kb6 draw
6 Kb7 draw
7 Kc7 draw
8 Ke4 draw
9 Kf2 draw
10 Kf3 draw
11 Ra1 draw
12 Ra2 draw
13 Ra3 draw
14 Ra6 draw
15 Rb4 draw
16 Rc4 draw
17 Rd4 draw
18 Rf4 draw
19 Rh4 draw
20 Kd2 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Kd6 loss in 2 half-moves
23 Kd7 loss in 2 half-moves
24 Ke2 loss in 2 half-moves
25 Ra5 loss in 2 half-moves
26 Ra7 loss in 2 half-moves
27 Ra8 loss in 2 half-moves
28 Re4 loss in 2 half-moves
29 Rg4 loss in 2 half-moves
30 Kf4 loss in 1 half-moves