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

EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 K5d4 draw
3 K5e4 draw
4 K5f4 draw
5 Kd5 draw
6 Kd6 draw
7 Ke6 draw
8 Kf3 draw
9 Kf5 draw
10 Kf6 draw
11 Rg3 draw
12 Rh5 draw
13 K3d4 loss in 2 half-moves
14 K3e4 loss in 2 half-moves
15 K3f4 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Kf2 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Rh2 loss in 2 half-moves
22 Rh4 loss in 2 half-moves
23 Rh6 loss in 2 half-moves
24 Rh7 loss in 2 half-moves
25 Rh8 loss in 2 half-moves