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 Kf5 draw
3 Kf7 draw
4 Kg1 draw
5 Kg2 draw
6 Kg5 draw
7 Kg6 draw
8 Kg7 draw
9 Kh2 draw
10 Rc1 draw
11 Rc2 draw
12 Rc3 draw
13 Rc7 draw
14 Rd8 draw
15 Re8 draw
16 Rf8 draw
17 Rg8 draw
18 Ke5 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Ke7 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc4 loss in 2 half-moves
24 Rc5 loss in 2 half-moves
25 Rc6 loss in 2 half-moves