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

EGTB: win in 4 half-moves

# move score
1 Bc7 win in 3 half-moves
2 Bd8 win in 3 half-moves
3 Kc7 win in 5 half-moves
4 Kd7 win in 5 half-moves
5 Kd8 win in 5 half-moves
6 Bb4 draw
7 Bb6 draw
8 Bc3 draw
9 Be1 draw
10 Kb7 draw
11 Kb8 draw
12 Bd2 loss in 2 half-moves