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

EGTB: win in 1 half-moves

# move score
1 Kxd1 win in 1 half-moves
2 Kbxc3 loss in 2 half-moves
3 Kcxc3 loss in 2 half-moves
4 Rxc3 loss in 2 half-moves