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 K7g7 draw
3 K7g8 draw
4 K8g7 draw
5 K8g8 draw
6 Ra5 draw
7 Ra7 draw
8 Rb6 draw
9 Rc6 draw
10 Rd6 draw
11 Rg6 draw
12 Rh6 draw
13 Kh6 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Kg6 loss in 1 half-moves