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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rd8 win in 3 half-moves
3 Ra8 win in 7 half-moves
4 Rc8 win in 7 half-moves
5 Re8 win in 7 half-moves
6 Rh1 draw
7 Rh3 draw
8 Rh4 draw
9 Rh5 draw
10 Kb4 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kcd6 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Kd7 loss in 2 half-moves
19 Kd8 loss in 2 half-moves
20 Ke6 loss in 2 half-moves
21 Ke8 loss in 2 half-moves
22 Ked6 loss in 2 half-moves
23 Kf6 loss in 2 half-moves
24 Kf7 loss in 2 half-moves
25 Kf8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg8 loss in 2 half-moves
28 Rh2 loss in 2 half-moves
29 Rh6 loss in 2 half-moves
30 Rh7 loss in 2 half-moves