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

EGTB: loss in 3 half-moves

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