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

EGTB: loss in 21 half-moves

# move score
1 Nb3 loss in 20 half-moves
2 Bb6 loss in 10 half-moves
3 Bc3 loss in 8 half-moves
4 Nc2 loss in 6 half-moves
5 Bc7 loss in 4 half-moves
6 Be1 loss in 4 half-moves
7 Bb4 loss in 2 half-moves
8 Bd2 loss in 2 half-moves
9 Bd8 loss in 2 half-moves