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 Kf7 draw
3 Kg7 draw
4 Rg1 draw
5 Rg2 draw
6 Rg3 draw
7 Rh8 draw
8 Ke7 loss in 2 half-moves
9 Ke8 loss in 2 half-moves
10 Rg5 loss in 2 half-moves
11 Rg6 loss in 2 half-moves
12 Rg7 loss in 2 half-moves