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

EGTB: loss in 5 half-moves

# move score
1 Kb6 loss in 4 half-moves
2 Kc6 loss in 4 half-moves
3 Kb5 loss in 2 half-moves
4 Kd5 loss in 2 half-moves
5 Kd6 loss in 2 half-moves
6 Nf7 loss in 2 half-moves
7 Ng6 loss in 2 half-moves
8 Kb4 loss in 1 half-moves
9 Kc4 loss in 1 half-moves
10 Kd4 loss in 1 half-moves