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 Ka1 draw
3 Ka2 draw
4 Kb2 draw
5 Kb6 draw
6 Kc1 draw
7 Kc2 draw
8 Kc5 draw
9 Kc7 draw
10 Kd6 draw
11 Kd7 draw
12 Rd6 draw
13 Rh1 draw
14 Rh5 draw
15 Rh7 draw
16 Rh8 draw
17 Kb7 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rh2 loss in 2 half-moves
23 Rh3 loss in 2 half-moves
24 Rh4 loss in 2 half-moves