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

EGTB: win in 10 half-moves

# move score
1 Kb4 win in 9 half-moves
2 Ka4 draw
3 Ka5 draw
4 Ka6 draw
5 Kb6 draw
6 Kc1 draw
7 Kc2 draw
8 Kc3 draw
9 Kd1 draw
10 Kd3 draw
11 Ke1 draw
12 Ke2 draw
13 Ke3 draw
14 Rg2 draw
15 Rh1 draw
16 Rh3 draw
17 Rh4 draw
18 Rh8 draw
19 Kc4 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Kc6 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Rf2 loss in 2 half-moves
24 Rh5 loss in 2 half-moves
25 Rh6 loss in 2 half-moves
26 Rh7 loss in 2 half-moves