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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Re1 win in 1 half-moves
3 Rf1 win in 1 half-moves
4 Ra1 loss in 2 half-moves
5 Rc1 loss in 2 half-moves
6 Rd1 loss in 2 half-moves
7 Rh1 loss in 2 half-moves