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 Rh5 win in 5 half-moves
3 Kf7 win in 7 half-moves
4 Kb7 draw
5 Kb8 draw
6 Kc8 draw
7 Kd7 draw
8 Kd8 draw
9 Ke7 draw
10 Ke8 draw
11 Kg7 draw
12 Kg8 draw
13 Rh1 draw
14 Rh3 draw
15 Rh6 draw
16 Rh7 draw
17 Kb6 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Rh2 loss in 2 half-moves
21 Rh4 loss in 2 half-moves