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

EGTB: win in 4 half-moves

# move score
1 K7d8 win in 3 half-moves
2 K7f8 win in 3 half-moves
3 K8f7 win in 9 half-moves
4 K7d7 draw
5 K7f7 draw
6 K8d7 draw
7 K8d8 draw
8 K8f8 draw
9 Kd6 draw
10 Ke6 draw
11 Kf6 draw
12 Rg1 draw
13 Rg5 draw
14 Rg6 draw
15 Rg8 draw
16 Rh7 draw
17 Rf7 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rg4 loss in 2 half-moves