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

EGTB: win in 4 half-moves

# move score
1 Kf5 win in 3 half-moves
2 Rf1 draw
3 Rf2 draw
4 Rf7 draw
5 Rg6 draw
6 Rh6 draw
7 Kd5 loss in 2 half-moves
8 Kd6 loss in 2 half-moves
9 Kd8 loss in 2 half-moves
10 Ke5 loss in 2 half-moves
11 Kf8 loss in 2 half-moves
12 Rf3 loss in 2 half-moves
13 Rf4 loss in 2 half-moves
14 Rf5 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 K6d7 loss in 1 half-moves
17 K6e7 loss in 1 half-moves
18 K6f7 loss in 1 half-moves
19 K8d7 loss in 1 half-moves
20 K8e7 loss in 1 half-moves
21 K8f7 loss in 1 half-moves