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

EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Kg4 draw
3 Kg5 draw
4 Kg6 draw
5 Kg7 draw
6 Kg8 draw
7 Kh3 draw
8 Kh5 draw
9 Kh6 draw
10 Kh8 draw
11 Ra2 draw
12 Ra6 draw
13 Ra7 draw
14 Ra8 draw
15 Re1 draw
16 Rf1 draw
17 Rh1 draw
18 Kg3 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rd1 loss in 2 half-moves