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 Kb1 draw
3 Kb2 draw
4 Kb3 draw
5 Kb6 draw
6 Kb7 draw
7 Kc1 draw
8 Kc3 draw
9 Kc5 draw
10 Kc7 draw
11 Kd1 draw
12 Kd2 draw
13 Kd6 draw
14 Kd7 draw
15 Ra8 draw
16 Rb8 draw
17 Rd8 draw
18 Re8 draw
19 Kd3 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves