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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Kb8 win in 5 half-moves
3 Kb7 draw
4 Kc8 draw
5 Kd7 draw
6 Kd8 draw
7 Ke8 draw
8 Kg8 draw
9 Rh1 draw
10 Rh5 draw
11 Rh7 draw
12 Kb6 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Kf7 loss in 2 half-moves
17 Kg7 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 Rh6 loss in 2 half-moves