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 Kc7 draw
3 Kc8 draw
4 Kd7 draw
5 Kg8 draw
6 Kh7 draw
7 Ra1 draw
8 Ra5 draw
9 Ra6 draw
10 Ra7 draw
11 Ke7 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc8 loss in 2 half-moves