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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Ra1 draw
3 Rb1 draw
4 Rc1 draw
5 g4 loss in 2 half-moves
6 Rd1 loss in 2 half-moves
7 Re1 loss in 2 half-moves
8 Rh1 loss in 2 half-moves
9 g3 loss in 1 half-moves