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 Ka4 draw
3 Ka5 draw
4 Ka6 draw
5 Kb4 draw
6 Kb6 draw
7 Kc4 draw
8 Kc5 draw
9 Kc6 draw
10 Kg6 draw
11 Ra7 draw
12 Rb7 draw
13 Rc7 draw
14 Rd7 draw
15 Re7 draw
16 Rg6 draw
17 Kf4 loss in 2 half-moves
18 Kf5 loss in 2 half-moves
19 Kf6 loss in 2 half-moves
20 Kg4 loss in 2 half-moves
21 Kh4 loss in 2 half-moves
22 Kh5 loss in 2 half-moves
23 Kh6 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rh7 loss in 2 half-moves