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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kg3 draw
5 Kg4 draw
6 Kg5 draw
7 Kh2 draw
8 Kh3 draw
9 Kh5 draw
10 Ra1 draw
11 Ra2 draw
12 Ra3 draw
13 Ra7 draw
14 Re8 draw
15 Rf8 draw
16 Rh8 draw
17 Ra4 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc8 loss in 2 half-moves
22 Rd8 loss in 2 half-moves