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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Ra4 draw
3 g3 loss in 2 half-moves
4 g4 loss in 2 half-moves
5 Nb7 loss in 2 half-moves
6 Nc6 loss in 2 half-moves
7 Ne6 loss in 2 half-moves
8 Nf7 loss in 2 half-moves
9 Ra1 loss in 2 half-moves
10 Ra2 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rc8 loss in 2 half-moves