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

EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Kc6 draw
3 Kd6 draw
4 Ke6 draw
5 Ra4 draw
6 Ra5 draw
7 Ra6 draw
8 Ra7 draw
9 Rb1 draw
10 Re1 draw
11 Rf1 draw
12 Rg1 draw
13 Kc4 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Kg7 loss in 2 half-moves
19 Kg8 loss in 2 half-moves
20 Kh7 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rd1 loss in 2 half-moves
25 Rh1 loss in 2 half-moves