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

EGTB: win in 6 half-moves

# move score
1 Bb1 win in 5 half-moves
2 Bd1 win in 5 half-moves
3 Bh7 win in 5 half-moves
4 Ba4 loss in 2 half-moves
5 Bb3 loss in 2 half-moves
6 Bd3 loss in 2 half-moves
7 Be4 loss in 2 half-moves
8 Bf5 loss in 2 half-moves
9 Bg6 loss in 2 half-moves