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

EGTB: loss in 33 half-moves

# move score
1 Kb7 loss in 32 half-moves
2 Kb8 loss in 10 half-moves
3 Ka8 loss in 8 half-moves
4 K5a6 loss in 4 half-moves
5 K5b6 loss in 4 half-moves
6 K7a6 loss in 4 half-moves
7 K7b6 loss in 4 half-moves
8 Ka4 loss in 2 half-moves
9 Kb4 loss in 2 half-moves
10 Kb5 loss in 2 half-moves