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

EGTB: win in 4 half-moves

# move score
1 Rh8 win in 3 half-moves
2 Ka7 draw
3 Kb8 draw
4 Kd6 draw
5 Kd8 draw
6 Ke6 draw
7 Ke8 draw
8 Kf6 draw
9 Kf7 draw
10 Kf8 draw
11 Ra4 draw
12 Rb4 draw
13 Rc4 draw
14 Rd4 draw
15 Rh5 draw
16 Rh6 draw
17 Rh7 draw
18 Kb7 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rg4 loss in 2 half-moves
23 Rh1 loss in 2 half-moves
24 Rh2 loss in 2 half-moves
25 Rh3 loss in 2 half-moves