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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Ba7 draw
3 Bc5 draw
4 Bf2 draw
5 Bg1 draw
6 Nb7 draw
7 Nc6 draw
8 Nf7 draw
9 Ra1 draw
10 Ra7 draw
11 Rb8 draw
12 Ra6 loss in 4 half-moves
13 Ba5 loss in 2 half-moves
14 Bc7 loss in 2 half-moves
15 Bd4 loss in 2 half-moves
16 Be3 loss in 2 half-moves
17 Ne6 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Rc8 loss in 2 half-moves