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

EGTB: win in 4 half-moves

# move score
1 Bb4 win in 3 half-moves
2 Bd8 win in 5 half-moves
3 Ke6 win in 5 half-moves
4 Ke7 win in 5 half-moves
5 Ke8 win in 5 half-moves
6 Kf6 win in 5 half-moves
7 Kg6 win in 5 half-moves
8 Kg7 win in 7 half-moves
9 Bb6 draw
10 Bc7 draw
11 Bd2 draw
12 Be1 draw
13 Kf8 draw
14 Kg8 draw
15 Bc3 loss in 2 half-moves