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

EGTB: loss in 1 half-moves

# move score
1 Kxb3 loss in 2 half-moves
2 Kxc1 loss in 2 half-moves
3 Kxd1 loss in 2 half-moves
4 Nxb3 loss in 2 half-moves