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