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

EGTB: win in 4 half-moves

# move score
1 Bac4 win in 3 half-moves
2 Be8 win in 3 half-moves
3 Bb1 win in 7 half-moves
4 Bg6 win in 7 half-moves
5 Bh5 win in 7 half-moves
6 Bab3 loss in 4 half-moves
7 Bae6 loss in 4 half-moves
8 Bfb3 loss in 4 half-moves
9 Bfc4 loss in 4 half-moves
10 Bfe6 loss in 4 half-moves
11 Bg8 loss in 4 half-moves
12 Bad5 loss in 2 half-moves
13 Bfd5 loss in 2 half-moves