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

EGTB: win in 6 half-moves

# move score
1 Kff7 win in 5 half-moves
2 Kd7 draw
3 Kd8 draw
4 Kef7 draw
5 Kf6 draw
6 Kg7 draw
7 Kg8 draw
8 Ra8 draw
9 Kd6 loss in 2 half-moves
10 Ke6 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves