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

EGTB: win in 4 half-moves

# move score
1 Kf4 win in 3 half-moves
2 Rg2 draw
3 Ke3 loss in 2 half-moves
4 Ke5 loss in 2 half-moves
5 Ke7 loss in 2 half-moves
6 Ke8 loss in 2 half-moves
7 Kf3 loss in 2 half-moves
8 Kf5 loss in 2 half-moves
9 Kf7 loss in 2 half-moves
10 Kg7 loss in 2 half-moves
11 Kg8 loss in 2 half-moves
12 Rf4 loss in 2 half-moves
13 Rg1 loss in 2 half-moves
14 Rg3 loss in 2 half-moves
15 Rg5 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh4 loss in 2 half-moves
20 Kd3 loss in 1 half-moves
21 Kd4 loss in 1 half-moves
22 Kd5 loss in 1 half-moves