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

EGTB: loss in 3 half-moves

# move score
1 b5 loss in 2 half-moves
2 Ka6 loss in 1 half-moves
3 Ka8 loss in 1 half-moves
4 Kb7 loss in 1 half-moves
5 Kb8 loss in 1 half-moves
6 Nf3 loss in 1 half-moves
7 Nf5 loss in 1 half-moves
8 Ng2 loss in 1 half-moves
9 Ng6 loss in 1 half-moves