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 Ke6 draw
3 Ke8 draw
4 Kf6 draw
5 Kf8 draw
6 Kg6 draw
7 Kg8 draw
8 Rg5 draw
9 Rg6 draw
10 Rg8 draw
11 Ke7 loss in 4 half-moves
12 Rh7 loss in 4 half-moves
13 Rg1 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rg3 loss in 2 half-moves