Click on the third or sixth rank to set the en passant target square.

EGTB: win in 10 half-moves

# move score
1 Rg8 win in 9 half-moves
2 Kd1 draw
3 Kd2 draw
4 Kf1 draw
5 Kf2 draw
6 Kg4 draw
7 Kg5 draw
8 Kg6 draw
9 Kh4 draw
10 Kh6 draw
11 Rc1 draw
12 Rc2 draw
13 Rc3 draw
14 Rc7 draw
15 Rd8 draw
16 Re8 draw
17 Rf8 draw
18 Rh8 draw
19 Ke2 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rc6 loss in 2 half-moves