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

EGTB: loss in 9 half-moves

# move score
1 a3 loss in 8 half-moves
2 Kh2 loss in 8 half-moves
3 Kg2 loss in 6 half-moves
4 Kg4 loss in 6 half-moves
5 Kh4 loss in 6 half-moves
6 Kg3 loss in 4 half-moves