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

EGTB: loss in 11 half-moves

# move score
1 Kb7 loss in 10 half-moves
2 Ka5 loss in 8 half-moves
3 Ka6 loss in 8 half-moves
4 Ka7 loss in 8 half-moves
5 Kc5 loss in 8 half-moves
6 Kc6 loss in 8 half-moves
7 Kc7 loss in 8 half-moves
8 Kb5 loss in 6 half-moves