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

EGTB: win in 1 half-moves

# move score
1 Rxh8 win in 1 half-moves
2 Nxg7 loss in 2 half-moves
3 Rcxg7 loss in 2 half-moves
4 Rhxg7 loss in 2 half-moves