Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rg3 win in 1 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kb5 draw
5 Kb6 draw
6 Kb7 draw
7 Ke5 draw
8 Ke6 draw
9 Ke7 draw
10 Kf5 draw
11 Kf7 draw
12 Kg5 draw
13 Kg7 draw
14 Rg4 draw
15 Rg5 draw
16 Rg7 draw
17 Rg8 draw
18 Rh6 draw
19 Rg1 loss in 2 half-moves
20 Rg2 loss in 2 half-moves