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

EGTB: loss in 5 half-moves

# move score
1 Ka1 loss in 4 half-moves
2 Ka2 loss in 4 half-moves
3 Kb2 loss in 4 half-moves
4 Kc2 loss in 4 half-moves
5 Kc1 loss in 2 half-moves
6 Nf7 loss in 1 half-moves
7 Ng6 loss in 1 half-moves