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

EGTB: win in 4 half-moves

# move score
1 K8d7 win in 3 half-moves
2 K8e7 win in 3 half-moves
3 K8f7 win in 3 half-moves
4 Rg5 win in 3 half-moves
5 Kf6 win in 5 half-moves
6 Kf8 win in 5 half-moves
7 Rf8 win in 5 half-moves
8 K6d7 draw
9 K6e7 draw
10 K6f7 draw
11 Kd6 draw
12 Kd8 draw
13 Rg4 draw
14 Rg6 draw
15 Rg7 draw
16 Rh8 draw
17 Kd5 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Kf5 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rg3 loss in 2 half-moves