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 Kg1 draw
3 Kg2 draw
4 Kg4 draw
5 Kg6 draw
6 Kh2 draw
7 Kh4 draw
8 Kh5 draw
9 Kh6 draw
10 Rd1 draw
11 Rd2 draw
12 Rd3 draw
13 Rd4 draw
14 Re8 draw
15 Rf8 draw
16 Rg8 draw
17 Kf4 loss in 2 half-moves
18 Kf5 loss in 2 half-moves
19 Kf6 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Rd5 loss in 2 half-moves
24 Rd6 loss in 2 half-moves
25 Rd7 loss in 2 half-moves