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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Kb4 win in 3 half-moves
3 Bb6 win in 7 half-moves
4 Bb8 draw
5 Bd4 draw
6 Be3 draw
7 Bf2 draw
8 Bg1 draw
9 Ka3 draw
10 Kb3 draw
11 Bc5 loss in 2 half-moves
12 Kb5 loss in 2 half-moves