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

EGTB: loss in 5 half-moves

# move score
1 Kh1 loss in 4 half-moves
2 Kh2 loss in 4 half-moves
3 Kf1 loss in 2 half-moves
4 Kf2 loss in 2 half-moves
5 Ne1 loss in 2 half-moves
6 Ne3 loss in 2 half-moves
7 Nf4 loss in 2 half-moves
8 Nh4 loss in 2 half-moves