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

EGTB: win in 2 half-moves

# move score
1 b7 win in 1 half-moves
2 Nc3 loss in 6 half-moves
3 Nc1 loss in 4 half-moves
4 Ng1 loss in 3 half-moves
5 Nd4 loss in 2 half-moves
6 Ng3 loss in 2 half-moves
7 Nf4 loss in 1 half-moves