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 Ka6 draw
3 Ka8 draw
4 Kb8 draw
5 Ke5 draw
6 Ke6 draw
7 Ke7 draw
8 Kf5 draw
9 Kf7 draw
10 Kg5 draw
11 Kg6 draw
12 Kg7 draw
13 Ra4 draw
14 Ra5 draw
15 Ra6 draw
16 Rb3 draw
17 Rc3 draw
18 Rg3 draw
19 Rh3 draw
20 Kb7 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Rf3 loss in 2 half-moves