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

EGTB: win in 4 half-moves

# move score
1 Kc1 win in 3 half-moves
2 Kc2 win in 3 half-moves
3 Kd2 win in 3 half-moves
4 Bb2 draw
5 Bf6 draw
6 Bg7 draw
7 Bh8 draw
8 Ke1 draw
9 Ke2 draw
10 Bc3 loss in 2 half-moves
11 Bd4 loss in 2 half-moves
12 Be5 loss in 2 half-moves