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

EGTB: loss in 9 half-moves

# move score
1 Kb1 loss in 8 half-moves
2 Nb2 loss in 8 half-moves
3 Kb2 loss in 4 half-moves
4 Kc2 loss in 4 half-moves
5 Kd2 loss in 2 half-moves
6 Nc3 loss in 2 half-moves
7 Ne3 loss in 2 half-moves
8 Nf2 loss in 2 half-moves