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 Kb7 draw
4 Kb8 draw
5 Ke2 draw
6 Ke3 draw
7 Ke4 draw
8 Kf2 draw
9 Kf4 draw
10 Kg2 draw
11 Kg4 draw
12 Rg1 draw
13 Rg2 draw
14 Rg4 draw
15 Rg5 draw
16 Rg7 draw
17 Rh3 draw
18 Rg6 loss in 1 half-moves