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 Kf4 draw
3 Kf6 draw
4 Rc8 draw
5 Rd8 draw
6 Re8 draw
7 Rf7 draw
8 Rh8 draw
9 Ke4 loss in 2 half-moves
10 Ke5 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rf6 loss in 2 half-moves
15 Kg4 loss in 1 half-moves
16 Kg5 loss in 1 half-moves
17 Kg6 loss in 1 half-moves