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

EGTB: win in 4 half-moves

# move score
1 Kg8 win in 3 half-moves
2 Rg7 win in 3 half-moves
3 Rh8 win in 11 half-moves
4 Kb7 draw
5 Kb8 draw
6 Kc7 draw
7 Kd7 draw
8 Kd8 draw
9 Ke7 draw
10 Ke8 draw
11 Kf8 draw
12 Kg7 draw
13 Rh1 draw
14 Rh6 draw
15 Ke6 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Kg6 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Rh3 loss in 2 half-moves
20 Rh4 loss in 2 half-moves
21 Rh5 loss in 2 half-moves