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 Ka5 draw
3 Kb4 draw
4 Ke5 draw
5 Ke6 draw
6 Ke7 draw
7 Kf5 draw
8 Kf7 draw
9 Kg5 draw
10 Kg6 draw
11 Kg7 draw
12 Rb3 draw
13 Rc3 draw
14 Rg3 draw
15 Rh3 draw
16 Kb3 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Rf3 loss in 2 half-moves