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

EGTB: win in 4 half-moves

# move score
1 Bd6 win in 3 half-moves
2 Kd7 win in 3 half-moves
3 Kd8 win in 3 half-moves
4 Ba3 win in 5 half-moves
5 Be7 win in 5 half-moves
6 Kb8 win in 5 half-moves
7 Bc5 draw
8 Bg7 draw
9 Bh6 draw
10 Bb4 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kc7 loss in 2 half-moves