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 Rh8 win in 1 half-moves
3 Kb6 draw
4 Kb7 draw
5 Kb8 draw
6 Rb8 draw
7 Rc8 draw
8 Rd8 draw
9 Rf8 draw
10 Ka6 loss in 1 half-moves
11 Kf1 loss in 1 half-moves
12 Kf2 loss in 1 half-moves
13 Kf3 loss in 1 half-moves
14 Kg1 loss in 1 half-moves
15 Kg3 loss in 1 half-moves
16 Kh1 loss in 1 half-moves
17 Kh2 loss in 1 half-moves
18 Kh3 loss in 1 half-moves
19 Re8 loss in 1 half-moves