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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kg1 draw
5 Kg3 draw
6 Kh1 draw
7 Kh2 draw
8 Kh3 draw
9 Ra5 draw
10 Re5 draw
11 Rf5 draw
12 Rg6 draw
13 Rg7 draw
14 Rh5 draw
15 Ka5 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Kb6 loss in 2 half-moves
18 Kf1 loss in 2 half-moves
19 Kf2 loss in 2 half-moves
20 Kf3 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rd5 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rg4 loss in 2 half-moves