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

EGTB: win in 2 half-moves

# move score
1 Rg2 win in 1 half-moves
2 Ka2 draw
3 Ka4 draw
4 Kb2 draw
5 Kb3 draw
6 Kb4 draw
7 Kf6 draw
8 Kf8 draw
9 Rg1 draw
10 Rg3 draw
11 Rg5 draw
12 Rg6 draw
13 Rg8 draw
14 Rh7 draw
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Ke8 loss in 2 half-moves
18 Kg6 loss in 2 half-moves
19 Kg8 loss in 2 half-moves
20 Rg4 loss in 1 half-moves