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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Kc4 draw
3 Kc5 draw
4 Kd5 draw
5 Ke4 draw
6 Ke5 draw
7 Rf4 draw
8 Rh2 draw
9 Rh3 draw
10 Rh6 draw
11 Rh7 draw
12 Rh8 draw
13 Kc3 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rh1 loss in 2 half-moves
18 Rh5 loss in 2 half-moves