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

EGTB: win in 6 half-moves

# move score
1 Kf6 win in 5 half-moves
2 Kef7 draw
3 Kgf7 draw
4 Rf1 draw
5 Rf2 draw
6 Rg8 loss in 4 half-moves
7 Kd7 loss in 2 half-moves
8 Kd8 loss in 2 half-moves
9 Ke7 loss in 2 half-moves
10 Kg6 loss in 2 half-moves
11 Kg8 loss in 2 half-moves
12 Kh6 loss in 2 half-moves
13 Kh7 loss in 2 half-moves
14 Kh8 loss in 2 half-moves
15 Rf3 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rh8 loss in 2 half-moves