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

EGTB: win in 2 half-moves

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