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

EGTB: loss in 1 half-moves

# move score
1 Bxb4 loss in 2 half-moves
2 Bxg3 loss in 2 half-moves
3 Rxb4 loss in 2 half-moves
4 Rxg3 loss in 2 half-moves