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

EGTB: loss in 11 half-moves

# move score
1 Kb7 loss in 10 half-moves
2 Kb8 loss in 10 half-moves
3 Nb4 loss in 6 half-moves
4 Ka8 loss in 4 half-moves
5 Kb6 loss in 4 half-moves
6 Nb8 loss in 2 half-moves
7 Nc5 loss in 2 half-moves
8 Nc7 loss in 2 half-moves