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 Kd5 loss in 2 half-moves
3 Kd6 loss in 2 half-moves
4 Ke6 loss in 2 half-moves
5 Ra8 loss in 2 half-moves
6 Rb8 loss in 2 half-moves
7 Rc8 loss in 2 half-moves
8 Rd8 loss in 2 half-moves
9 Re6 loss in 2 half-moves
10 Re7 loss in 2 half-moves
11 Rg8 loss in 2 half-moves
12 Rh8 loss in 2 half-moves
13 Kd4 loss in 1 half-moves
14 Ke4 loss in 1 half-moves
15 Kf4 loss in 1 half-moves
16 Kf5 loss in 1 half-moves
17 Kf6 loss in 1 half-moves