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

EGTB: loss in 1 half-moves

# move score
1 Kfxg4 loss in 4 half-moves
2 Bxc4 loss in 2 half-moves
3 Bxg4 loss in 2 half-moves
4 Kgxg4 loss in 2 half-moves