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 Rf6 draw
3 Rf7 draw
4 Rf8 draw
5 Rg3 draw
6 Rh3 draw
7 K2d2 loss in 2 half-moves
8 K2d3 loss in 2 half-moves
9 K2f2 loss in 2 half-moves
10 K3d2 loss in 2 half-moves
11 K3d3 loss in 2 half-moves
12 K3f2 loss in 2 half-moves
13 Kd1 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Ke1 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Kf1 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rf5 loss in 2 half-moves