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 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kc7 draw
7 Kc8 draw
8 Kd6 draw
9 Kd8 draw
10 Ke6 draw
11 Ke8 draw
12 Ra1 draw
13 Rb1 draw
14 Rf1 draw
15 Rg1 draw
16 Rh6 draw
17 Rh7 draw
18 Ke7 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rh2 loss in 2 half-moves
23 Rh3 loss in 2 half-moves
24 Rh4 loss in 2 half-moves
25 Rh5 loss in 2 half-moves