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

EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 Rh6 win in 3 half-moves
3 Ra2 draw
4 Ra5 draw
5 Rc6 draw
6 Rf6 draw
7 Kg7 loss in 2 half-moves
8 Kg8 loss in 2 half-moves
9 Kh7 loss in 2 half-moves
10 Ra1 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rd6 loss in 2 half-moves
17 Re6 loss in 2 half-moves