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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Rb3 win in 5 half-moves
3 Ba1 loss in 2 half-moves
4 Ba5 loss in 2 half-moves
5 Bb2 loss in 2 half-moves
6 Bb4 loss in 2 half-moves
7 Bd2 loss in 2 half-moves
8 Bd4 loss in 2 half-moves
9 Be1 loss in 2 half-moves
10 Be5 loss in 2 half-moves
11 Bg7 loss in 2 half-moves
12 Bh8 loss in 2 half-moves
13 Ra1 loss in 2 half-moves
14 Ra2 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Bf6 loss in 1 half-moves