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 Kd3 draw
5 Ke1 draw
6 Kf1 draw
7 Kf2 draw
8 Kf3 draw
9 Kg4 draw
10 Kg6 draw
11 Kh4 draw
12 Kh6 draw
13 Rc1 draw
14 Rc2 draw
15 Rc3 draw
16 Rc4 draw
17 Rd8 draw
18 Re8 draw
19 Rf8 draw
20 Rh8 draw
21 Ke3 loss in 2 half-moves
22 Kg5 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Rc5 loss in 2 half-moves
26 Rc6 loss in 2 half-moves
27 Rc7 loss in 2 half-moves