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

EGTB: win in 1 half-moves

# move score
1 Qxe7 win in 1 half-moves
2 Nxc4 loss in 2 half-moves
3 Qxc4 loss in 2 half-moves
4 Rxc4 loss in 2 half-moves