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

EGTB: win in 1 half-moves

# move score
1 Rcxc1 win in 11 half-moves
2 Bxc1 loss in 2 half-moves
3 Raxc1 loss in 2 half-moves
4 Rxf5 loss in 2 half-moves