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

EGTB: loss in 13 half-moves

# move score
1 Kb6 loss in 12 half-moves
2 Ka6 loss in 10 half-moves
3 Kb8 loss in 10 half-moves
4 Nb6 loss in 10 half-moves
5 Kb7 loss in 8 half-moves
6 Nc7 loss in 2 half-moves