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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rc1 win in 3 half-moves
3 Re1 win in 3 half-moves
4 Ra1 draw
5 Rh4 draw
6 Rh5 draw
7 Rh6 draw
8 Rh7 draw
9 Kb6 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kcc8 loss in 2 half-moves
14 Kcd7 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Kdc8 loss in 2 half-moves
17 Kdd7 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Ke8 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rh2 loss in 2 half-moves
24 Rh3 loss in 2 half-moves
25 Rh8 loss in 2 half-moves