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

EGTB: win in 4 half-moves

# move score
1 K8f7 win in 3 half-moves
2 K7f7 win in 5 half-moves
3 K7f8 win in 5 half-moves
4 K8f8 win in 5 half-moves
5 Kd6 win in 5 half-moves
6 Kf6 win in 5 half-moves
7 K7d8 win in 7 half-moves
8 K8d8 win in 7 half-moves
9 K7d7 draw
10 Ke6 draw
11 Ra8 draw
12 Rb8 draw
13 Rc4 draw
14 Rc7 draw
15 Rd8 draw
16 K8d7 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rc6 loss in 2 half-moves