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 Ke5 draw
3 Kf5 draw
4 Kf7 draw
5 Kg5 draw
6 Kg7 draw
7 Rg1 draw
8 Rg2 draw
9 Rg3 draw
10 Rg5 draw
11 Rh6 draw
12 Ke6 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Rg7 loss in 2 half-moves
15 Rg8 loss in 2 half-moves