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

EGTB: loss in 3 half-moves

# move score
1 Nb1 loss in 2 half-moves
2 Nb3 loss in 2 half-moves
3 Nc4 loss in 2 half-moves
4 Ne4 loss in 2 half-moves
5 Nf1 loss in 2 half-moves
6 Nf3 loss in 2 half-moves
7 d8=B loss in 1 half-moves
8 d8=K loss in 1 half-moves
9 d8=N loss in 1 half-moves
10 d8=Q loss in 1 half-moves
11 d8=R loss in 1 half-moves