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 Kc2 loss in 4 half-moves
3 Kd1 loss in 2 half-moves
4 Kd2 loss in 2 half-moves
5 Nb1 loss in 2 half-moves
6 Nb5 loss in 2 half-moves
7 Nc2 loss in 2 half-moves
8 Nc4 loss in 2 half-moves
9 Kb2 loss in 1 half-moves