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 Ka2 draw
3 Ka3 draw
4 Ka4 draw
5 Kb2 draw
6 Kb4 draw
7 Kg4 draw
8 Kg6 draw
9 Ra7 draw
10 Rb7 draw
11 Rc7 draw
12 Rd7 draw
13 Rg6 draw
14 Rh7 draw
15 Kc2 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kf4 loss in 2 half-moves
19 Kf5 loss in 2 half-moves
20 Kf6 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 Re7 loss in 2 half-moves
25 Rf7 loss in 2 half-moves