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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Ka2 draw
3 Ka3 draw
4 Ka4 draw
5 Kb2 draw
6 Kb4 draw
7 Kc2 draw
8 Kc3 draw
9 Kc4 draw
10 Kg5 draw
11 Ra8 draw
12 Rb8 draw
13 Rc8 draw
14 Rd8 draw
15 Re8 draw
16 Rf8 draw
17 Rg5 draw
18 Rg6 draw
19 Kf3 loss in 2 half-moves
20 Kf4 loss in 2 half-moves
21 Kf5 loss in 2 half-moves
22 Kg3 loss in 2 half-moves
23 Kh3 loss in 2 half-moves
24 Kh4 loss in 2 half-moves
25 Kh5 loss in 2 half-moves
26 Rh8 loss in 2 half-moves