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

EGTB: win in 4 half-moves

# move score
1 Kf6 win in 3 half-moves
2 Kd4 draw
3 Kd5 draw
4 Kd6 draw
5 Kf4 draw
6 Kf5 draw
7 Rd3 draw
8 Re2 draw
9 Ke4 loss in 2 half-moves
10 Ke6 loss in 2 half-moves
11 Kg7 loss in 2 half-moves
12 Kg8 loss in 2 half-moves
13 Kh7 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves