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 Bb1 loss in 2 half-moves
3 Bd3 loss in 2 half-moves
4 Be4 loss in 2 half-moves
5 Bc2 loss in 1 half-moves
6 Bf5 loss in 1 half-moves
7 Bg6 loss in 1 half-moves
8 Bg8 loss in 1 half-moves