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 Rh7 win in 3 half-moves
5 Kb8 draw
6 Kc7 draw
7 Kd7 draw
8 Kd8 draw
9 Ke7 draw
10 Ke8 draw
11 Kf7 draw
12 Kg7 draw
13 Kg8 draw
14 Ra1 draw
15 Rh5 draw
16 Rh6 draw
17 Rh8 draw
18 Kb7 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh2 loss in 2 half-moves
23 Rh3 loss in 2 half-moves
24 Rh4 loss in 2 half-moves