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

EGTB: win in 2 half-moves

# move score
1 Rf8 win in 1 half-moves
2 Ka6 draw
3 Rb8 draw
4 Rc8 draw
5 Rd8 draw
6 Re8 draw
7 Kb6 loss in 2 half-moves
8 Kb7 loss in 2 half-moves
9 Kb8 loss in 2 half-moves
10 Rg8 loss in 2 half-moves
11 Rh8 loss in 2 half-moves