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

EGTB: loss in 3 half-moves

# move score
1 b4 loss in 2 half-moves
2 Kb7 loss in 2 half-moves
3 Kbc7 loss in 2 half-moves
4 Kbc8 loss in 2 half-moves
5 Kd7 loss in 2 half-moves
6 Kdc7 loss in 2 half-moves
7 Kdc8 loss in 2 half-moves
8 Ke7 loss in 2 half-moves
9 Ke8 loss in 2 half-moves
10 Ka7 loss in 1 half-moves
11 Ka8 loss in 1 half-moves