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

EGTB: loss in 9 half-moves

# move score
1 Ka8 loss in 8 half-moves
2 Kb7 loss in 8 half-moves
3 Ka7 loss in 6 half-moves
4 Kc7 loss in 6 half-moves
5 Kc8 loss in 4 half-moves