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

EGTB: win in 4 half-moves

# move score
1 Bc1 win in 3 half-moves
2 Bd8 draw
3 Be3 draw
4 Be7 draw
5 Bf4 draw
6 Bh4 draw
7 Nc6 draw
8 Bh6 loss in 30 half-moves
9 Nb7 loss in 6 half-moves
10 Bd2 loss in 2 half-moves
11 Bf6 loss in 2 half-moves
12 Nb3 loss in 2 half-moves
13 Nc4 loss in 2 half-moves