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 Ka1 draw
3 Kb1 draw
4 Kb2 draw
5 Kg5 draw
6 Kh5 draw
7 Kh6 draw
8 Kh7 draw
9 Ra7 draw
10 Re7 draw
11 Rf7 draw
12 Rh7 draw
13 Ka3 loss in 2 half-moves
14 Kb3 loss in 2 half-moves
15 Kf5 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Rd7 loss in 2 half-moves