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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Ra6 win in 3 half-moves
3 Ra7 win in 3 half-moves
4 Ra8 win in 3 half-moves
5 Ra4 draw
6 Rd1 draw
7 Rf1 draw
8 Rg1 draw
9 Rh1 draw
10 Ke6 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Ke8 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Kfg6 loss in 2 half-moves
16 Kfg7 loss in 2 half-moves
17 Kg5 loss in 2 half-moves
18 Kg8 loss in 2 half-moves
19 Kh5 loss in 2 half-moves
20 Kh7 loss in 2 half-moves
21 Khg6 loss in 2 half-moves
22 Khg7 loss in 2 half-moves
23 Ra2 loss in 2 half-moves
24 Ra3 loss in 2 half-moves
25 Rb1 loss in 2 half-moves
26 Rc1 loss in 2 half-moves
27 Re1 loss in 2 half-moves