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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Ka4 draw
3 Ka5 draw
4 Ka6 draw
5 Kb4 draw
6 Kc6 draw
7 Kd7 draw
8 Kd8 draw
9 Ke7 draw
10 Kf7 draw
11 Kf8 draw
12 Ra7 draw
13 Rb6 draw
14 Rb8 draw
15 Rc7 draw
16 Rg7 draw
17 Kc4 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves