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

EGTB: loss in 5 half-moves

# move score
1 Kc6 loss in 4 half-moves
2 Kc8 loss in 4 half-moves
3 Kb6 loss in 2 half-moves
4 Kb8 loss in 2 half-moves
5 Kc7 loss in 2 half-moves
6 Nf2 loss in 2 half-moves
7 Ka6 loss in 1 half-moves
8 Ka7 loss in 1 half-moves
9 Ka8 loss in 1 half-moves
10 Ng3 loss in 1 half-moves