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 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb5 draw
6 Kb7 draw
7 Kc6 draw
8 Ra8 draw
9 Rc8 draw
10 Rd8 draw
11 Re8 draw
12 Rf8 draw
13 Rh8 draw
14 Kc5 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kf1 loss in 1 half-moves
17 Kf2 loss in 1 half-moves
18 Kg2 loss in 1 half-moves
19 Kh1 loss in 1 half-moves
20 Kh2 loss in 1 half-moves
21 Rb7 loss in 1 half-moves