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 Kc8 loss in 2 half-moves
3 Nb4 loss in 2 half-moves
4 Nc5 loss in 2 half-moves
5 Kaa7 loss in 1 half-moves
6 Kab7 loss in 1 half-moves
7 Kba7 loss in 1 half-moves
8 Kbb7 loss in 1 half-moves
9 Kc7 loss in 1 half-moves
10 Nc7 loss in 1 half-moves