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

EGTB: win in 1 half-moves

# move score
1 Kxc7 win in 1 half-moves
2 Kxd6 win in 1 half-moves
3 Nxc7 win in 1 half-moves
4 Kxb7 loss in 1 half-moves