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 Kf6 draw
3 Kf8 draw
4 Kg6 draw
5 Kg8 draw
6 Rg2 draw
7 Rg3 draw
8 Rg4 draw
9 Rg5 draw
10 Rg6 draw
11 Rh7 draw
12 Ke6 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Ke8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves