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

EGTB: loss in 3 half-moves

# move score
1 b5 loss in 2 half-moves
2 Bb3 loss in 2 half-moves
3 Bc2 loss in 2 half-moves
4 Be2 loss in 2 half-moves
5 Bf3 loss in 2 half-moves
6 Bg4 loss in 2 half-moves
7 Bh5 loss in 2 half-moves
8 Ba4 loss in 1 half-moves