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

EGTB: win in 4 half-moves

# move score
1 Kc5 win in 3 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kd1 draw
5 Kd2 draw
6 Kd5 draw
7 Kd7 draw
8 Ke2 draw
9 Ke5 draw
10 Ke6 draw
11 Ke7 draw
12 Kf1 draw
13 Kf2 draw
14 Ra8 draw
15 Rb8 draw
16 Rc8 draw
17 Re8 draw
18 Rf8 draw
19 Rd7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves