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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Re8 draw
3 Rh1 draw
4 Rh2 draw
5 Rh5 draw
6 Kb7 loss in 2 half-moves
7 Kb8 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Kcd7 loss in 2 half-moves
10 Kcd8 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Ked7 loss in 2 half-moves
15 Ked8 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh3 loss in 2 half-moves
22 Rh4 loss in 2 half-moves
23 Rh6 loss in 2 half-moves
24 Rh7 loss in 2 half-moves