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

EGTB: loss in 3 half-moves

# move score
1 b4 loss in 2 half-moves
2 Bb7 loss in 2 half-moves
3 Bc6 loss in 2 half-moves
4 Be4 loss in 2 half-moves
5 Bf3 loss in 2 half-moves
6 Bd5 loss in 1 half-moves
7 Bg2 loss in 1 half-moves
8 Bh1 loss in 1 half-moves