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

EGTB: loss in 9 half-moves

# move score
1 Ka5 loss in 8 half-moves
2 Kb5 loss in 8 half-moves
3 Kb6 loss in 8 half-moves
4 Ka7 loss in 6 half-moves
5 Kb7 loss in 6 half-moves
6 g7 loss in 1 half-moves