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

EGTB: win in 4 half-moves

# move score
1 Kd8 win in 3 half-moves
2 Ra8 draw
3 Rb8 draw
4 Rf8 draw
5 Kd6 loss in 2 half-moves
6 Kd7 loss in 2 half-moves
7 Ke6 loss in 2 half-moves
8 Kg6 loss in 2 half-moves
9 Kg8 loss in 2 half-moves
10 Kh6 loss in 2 half-moves
11 Kh7 loss in 2 half-moves
12 Kh8 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves
17 Kef6 loss in 1 half-moves
18 Kef7 loss in 1 half-moves
19 Kef8 loss in 1 half-moves
20 Kgf6 loss in 1 half-moves
21 Kgf7 loss in 1 half-moves
22 Kgf8 loss in 1 half-moves