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

EGTB: win in 1 half-moves

# move score
1 Rxf3 win in 35 half-moves
2 Kexf3 loss in 2 half-moves
3 Kgxf3 loss in 2 half-moves
4 Rxb7 loss in 2 half-moves