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

EGTB: loss in 21 half-moves

# move score
1 Kb7 loss in 20 half-moves
2 Ng3 loss in 20 half-moves
3 Ka7 loss in 14 half-moves
4 Nf2 loss in 12 half-moves
5 Kb6 loss in 10 half-moves
6 Ka5 loss in 2 half-moves
7 Kb5 loss in 2 half-moves