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 Ka7 draw
3 Ka8 draw
4 Kb6 draw
5 Kc6 draw
6 Kc7 draw
7 Ra8 draw
8 Rc8 draw
9 Kc8 loss in 6 half-moves
10 Ka6 loss in 4 half-moves
11 Rd8 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rh8 loss in 2 half-moves