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

EGTB: draw

# move score
1 Rb8 draw
2 g7 loss in 2 half-moves
3 Ra8 loss in 2 half-moves
4 Rc8 loss in 2 half-moves
5 Rd8 loss in 2 half-moves
6 Re8 loss in 2 half-moves
7 Rf8 loss in 2 half-moves
8 Rg7 loss in 2 half-moves
9 Rh8 loss in 2 half-moves