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

EGTB: loss in 5 half-moves

# move score
1 Kb1 loss in 4 half-moves
2 Ka2 loss in 2 half-moves
3 Kb2 loss in 2 half-moves
4 Nb1 loss in 2 half-moves
5 Nb3 loss in 2 half-moves
6 Nc4 loss in 2 half-moves
7 Ne4 loss in 2 half-moves
8 Nf1 loss in 2 half-moves
9 Nf3 loss in 2 half-moves