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