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

EGTB: win in 4 half-moves

# move score
1 Bb6 win in 3 half-moves
2 Bc1 draw
3 Bc5 draw
4 Bd2 draw
5 Bd4 draw
6 Bf2 draw
7 Bf4 draw
8 Bg1 draw
9 Bg5 draw
10 Bh6 draw
11 Nd7 loss in 2 half-moves
12 Ne6 loss in 2 half-moves
13 Ng6 loss in 2 half-moves
14 Nh7 loss in 2 half-moves
15 Ba7 loss in 1 half-moves