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 Ba1 draw
3 Bb2 draw
4 Bb4 draw
5 Bd4 draw
6 Be1 draw
7 Be5 draw
8 Bh8 draw
9 Ra1 draw
10 Ra2 draw
11 Ra5 draw
12 Rb3 draw
13 Ba5 loss in 2 half-moves
14 Bd2 loss in 2 half-moves
15 Bf6 loss in 2 half-moves
16 Bg7 loss in 2 half-moves
17 Nf2 loss in 2 half-moves
18 Ng3 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Ra8 loss in 2 half-moves