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

EGTB: win in 24 half-moves

# move score
1 Rh8 win in 23 half-moves
2 Kc7 draw
3 Kc8 draw
4 Kd7 draw
5 Ke3 draw
6 Ke7 draw
7 Ke8 draw
8 Kg3 draw
9 Rg3 draw
10 Rh6 draw
11 Ke2 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Kf2 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kg2 loss in 2 half-moves
16 Kg4 loss in 2 half-moves
17 Rh1 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Rh4 loss in 2 half-moves
20 Rh5 loss in 2 half-moves
21 Rh7 loss in 2 half-moves