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

EGTB: win in 4 half-moves

# move score
1 Ke8 win in 3 half-moves
2 Kb8 draw
3 Kd8 draw
4 Kf6 draw
5 Kg6 draw
6 Kg7 draw
7 Kg8 draw
8 Re8 draw
9 Rg8 draw
10 Rh8 draw
11 Kb7 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Rd8 loss in 2 half-moves