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

EGTB: win in 2 half-moves

# move score
1 Bb6 win in 1 half-moves
2 Bc7 win in 3 half-moves
3 Bh4 win in 5 half-moves
4 Ba5 loss in 2 half-moves
5 Be7 loss in 2 half-moves
6 Bf6 loss in 2 half-moves
7 Bg5 loss in 2 half-moves