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

EGTB: win in 4 half-moves

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