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

EGTB: win in 2 half-moves

# move score
1 Kf5 win in 1 half-moves
2 Rh8 draw
3 Kf7 loss in 8 half-moves
4 Ke6 loss in 2 half-moves
5 Ke7 loss in 2 half-moves
6 Kg6 loss in 2 half-moves
7 Kg7 loss in 2 half-moves
8 Ra8 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Rc8 loss in 2 half-moves
11 Rd8 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rg8 loss in 2 half-moves
15 Ke5 loss in 1 half-moves
16 Kg5 loss in 1 half-moves