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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kd4 draw
5 Ke4 draw
6 Ke6 draw
7 Kf4 draw
8 Kf5 draw
9 Kf6 draw
10 Rc3 draw
11 Rd3 draw
12 Re3 draw
13 Rf3 draw
14 Rg1 draw
15 Rg2 draw
16 Rg4 draw
17 Rg5 draw
18 Rg6 draw
19 Rh3 draw
20 Kd5 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rg8 loss in 2 half-moves