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

EGTB: loss in 5 half-moves

# move score
1 Ka8 loss in 4 half-moves
2 Kb8 loss in 4 half-moves
3 Ka6 loss in 2 half-moves
4 Kb6 loss in 2 half-moves
5 Kb7 loss in 2 half-moves
6 Nf3 loss in 2 half-moves
7 Nf1 loss in 1 half-moves
8 Ng4 loss in 1 half-moves