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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Kf6 draw
3 Kg3 draw
4 Kg6 draw
5 Kgg4 draw
6 Kgh5 draw
7 Kh3 draw
8 Kh6 draw
9 Khg4 draw
10 Khh5 draw
11 Ra5 draw
12 Ra7 draw
13 Ra8 draw
14 Rb1 draw
15 Rf1 draw
16 Rg1 draw
17 Rh1 draw
18 Kf4 loss in 2 half-moves
19 Kf5 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra4 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rd1 loss in 2 half-moves
25 Re1 loss in 2 half-moves