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

EGTB: loss in 5 half-moves

# move score
1 Ka7 loss in 4 half-moves
2 Kb8 loss in 4 half-moves
3 Nf3 loss in 4 half-moves
4 Kb7 loss in 2 half-moves
5 Nf1 loss in 2 half-moves
6 Ng4 loss in 2 half-moves