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

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Ke3 draw
3 Ke4 draw
4 Ke5 draw
5 Kf3 draw
6 Kf5 draw
7 Kg5 draw
8 Rg2 draw
9 Rg5 draw
10 Rg6 draw
11 Rh4 draw
12 Kg3 loss in 12 half-moves
13 Rg3 loss in 2 half-moves
14 Rg7 loss in 2 half-moves
15 Rg8 loss in 2 half-moves