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

EGTB: win in 1 half-moves

# move score
1 Rxa7 win in 1 half-moves
2 Rxd4 loss in 4 half-moves
3 Nexd4 loss in 2 half-moves
4 Nfxd4 loss in 2 half-moves