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 Ka4 draw
3 Ka5 draw
4 Ka6 draw
5 Kc4 draw
6 Kc5 draw
7 Kd1 draw
8 Kd2 draw
9 Kd3 draw
10 Ke1 draw
11 Ke3 draw
12 Kf1 draw
13 Kf2 draw
14 Kf3 draw
15 Ra4 draw
16 Rb4 draw
17 Rf4 draw
18 Rg4 draw
19 Rh1 draw
20 Rh2 draw
21 Rh3 draw
22 Rh5 draw
23 Rh6 draw
24 Kb6 loss in 2 half-moves
25 Kc6 loss in 2 half-moves
26 Rc4 loss in 2 half-moves
27 Rd4 loss in 2 half-moves
28 Re4 loss in 2 half-moves
29 Rh7 loss in 2 half-moves
30 Rh8 loss in 2 half-moves