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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kb6 draw
5 Kd4 draw
6 Ke2 draw
7 Ke4 draw
8 Kf2 draw
9 Kf3 draw
10 Kf4 draw
11 Ra8 draw
12 Rc8 draw
13 Rd8 draw
14 Re8 draw
15 Rf8 draw
16 Rg8 draw
17 Rh3 draw
18 Rh4 draw
19 Rh5 draw
20 Rh6 draw
21 Rh7 draw
22 Kb5 loss in 2 half-moves
23 Kd2 loss in 2 half-moves
24 Kd3 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Rh2 loss in 2 half-moves