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

EGTB: win in 4 half-moves

# move score
1 Ka6 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Bc6 win in 9 half-moves
4 Bd1 win in 9 half-moves
5 Bd7 win in 9 half-moves
6 Be8 win in 9 half-moves
7 Bb3 draw
8 Bb5 draw
9 Bc2 draw
10 Ka8 draw
11 Kb7 draw
12 Kb8 draw