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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Rg5 draw
3 Rg6 draw
4 Rg7 draw
5 Kf2 loss in 2 half-moves
6 Kg2 loss in 2 half-moves
7 Rg2 loss in 2 half-moves
8 Rg3 loss in 2 half-moves
9 Rg4 loss in 2 half-moves
10 Rh1 loss in 2 half-moves
11 Ke1 loss in 1 half-moves
12 Ke2 loss in 1 half-moves