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 Kd6 draw
3 Kd7 draw
4 Kd8 draw
5 Ke6 draw
6 Ke8 draw
7 Kf6 draw
8 Kf7 draw
9 Rb8 draw
10 Rc8 draw
11 Rd8 draw
12 Re8 draw
13 Rf1 draw
14 Rf2 draw
15 Rf3 draw
16 Rf4 draw
17 Rf5 draw
18 Rf7 draw
19 Rh8 draw
20 Ra8 loss in 2 half-moves
21 Rf6 loss in 2 half-moves