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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Ka7 draw
3 Kb8 draw
4 Kc5 draw
5 Kc6 draw
6 Kd6 draw
7 Ke5 draw
8 Ke6 draw
9 Ra4 draw
10 Rb4 draw
11 Rf4 draw
12 Rg4 draw
13 Rh3 draw
14 Rh5 draw
15 Rh6 draw
16 Rh7 draw
17 Rh8 draw
18 Kc4 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 Rh2 loss in 2 half-moves