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

EGTB: win in 2 half-moves

# move score
1 Bd6 win in 1 half-moves
2 Be7 win in 1 half-moves
3 Bc1 win in 3 half-moves
4 Bb2 win in 5 half-moves
5 Bb4 loss in 2 half-moves
6 Bc5 loss in 2 half-moves
7 Bf8 loss in 2 half-moves