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