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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Ka2 draw
3 Ka4 draw
4 Kb3 draw
5 Kd5 draw
6 Kd7 draw
7 Ke5 draw
8 Ke7 draw
9 Kf6 draw
10 Rg6 draw
11 Rh5 draw
12 Rh7 draw
13 Kb2 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Kf7 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rh1 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Rh3 loss in 2 half-moves
20 Rh4 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Kd6 loss in 1 half-moves