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 Kf6 draw
4 Kf7 draw
5 Rc1 draw
6 Rc2 draw
7 Rc4 draw
8 Rd8 draw
9 Re8 draw
10 Rf8 draw
11 Rg8 draw
12 Kg1 loss in 2 half-moves
13 Kg2 loss in 2 half-moves
14 Kg5 loss in 2 half-moves
15 Kg7 loss in 2 half-moves
16 Kh2 loss in 2 half-moves
17 Kh5 loss in 2 half-moves
18 Kh6 loss in 2 half-moves
19 Kh7 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rc6 loss in 2 half-moves
25 Rc7 loss in 2 half-moves