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

EGTB: win in 2 half-moves

# move score
1 Rf8 win in 1 half-moves
2 Ka5 draw
3 Kb5 draw
4 Kb6 draw
5 Kb7 draw
6 Rb8 draw
7 Rc8 draw
8 Rd8 draw
9 Re8 draw
10 Rg8 draw
11 Ka7 loss in 1 half-moves
12 Kf1 loss in 1 half-moves
13 Kf2 loss in 1 half-moves
14 Kg2 loss in 1 half-moves
15 Kh1 loss in 1 half-moves
16 Kh2 loss in 1 half-moves
17 Ra7 loss in 1 half-moves
18 Rh8 loss in 1 half-moves