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

EGTB: loss in 5 half-moves

# move score
1 Ka7 loss in 4 half-moves
2 Kb7 loss in 4 half-moves
3 Kc8 loss in 4 half-moves
4 Ka8 loss in 2 half-moves
5 Kc7 loss in 2 half-moves
6 g7 loss in 1 half-moves