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

EGTB: loss in 19 half-moves

# move score
1 Kb7 loss in 18 half-moves
2 Kb8 loss in 18 half-moves
3 Ka7 loss in 14 half-moves
4 Nc5 loss in 14 half-moves
5 Nb8 loss in 12 half-moves
6 Nc7 loss in 12 half-moves
7 Nb4 loss in 10 half-moves