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

EGTB: win in 4 half-moves

# move score
1 Ke7 win in 3 half-moves
2 Ka6 draw
3 Kf7 draw
4 Kg6 draw
5 Kg7 draw
6 Rd8 draw
7 Rf8 draw
8 Kb6 loss in 2 half-moves
9 Kb7 loss in 2 half-moves
10 Kb8 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kg5 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves