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

EGTB: win in 2 half-moves

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