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

EGTB: loss in 9 half-moves

# move score
1 Kb7 loss in 8 half-moves
2 Kc7 loss in 8 half-moves
3 Kd7 loss in 8 half-moves
4 Na8 loss in 8 half-moves
5 Kb8 loss in 4 half-moves
6 Na4 loss in 2 half-moves
7 Nc4 loss in 2 half-moves
8 Nd5 loss in 2 half-moves
9 Nd7 loss in 2 half-moves
10 Kd8 loss in 1 half-moves