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

EGTB: win in 10 half-moves

# move score
1 Nb3 win in 9 half-moves
2 Bb6 loss in 2 half-moves
3 Bb8 loss in 2 half-moves
4 Bc5 loss in 2 half-moves
5 Bd4 loss in 2 half-moves
6 Be3 loss in 2 half-moves
7 Bf2 loss in 2 half-moves
8 Bg1 loss in 2 half-moves
9 Nc2 loss in 2 half-moves