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

EGTB: win in 4 half-moves

# move score
1 Kc4 win in 3 half-moves
2 Kb4 draw
3 Kb5 draw
4 Kb6 draw
5 Kc6 draw
6 Kd4 draw
7 Kd5 draw
8 Kf1 draw
9 Kf2 draw
10 Kg2 draw
11 Kh1 draw
12 Kh2 draw
13 Ra1 draw
14 Ra2 draw
15 Ra3 draw
16 Ra4 draw
17 Ra6 draw
18 Rb5 draw
19 Kd6 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Ra8 loss in 2 half-moves