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

EGTB: win in 1 half-moves

# move score
1 Rxc6 win in 35 half-moves
2 K5xc6 loss in 2 half-moves
3 K6xc6 loss in 2 half-moves
4 Rxh3 loss in 1 half-moves