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 Ka6 draw
3 Ka8 draw
4 Kb7 draw
5 Kb8 draw
6 Kc7 draw
7 Kc8 draw
8 Kd7 draw
9 Ke7 draw
10 Ke8 draw
11 Rf1 draw
12 Rf2 draw
13 Rf6 draw
14 Rf7 draw
15 Rh8 draw
16 Kb6 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rf5 loss in 2 half-moves