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

EGTB: win in 2 half-moves

# move score
1 Rg6 win in 1 half-moves
2 Rg7 win in 1 half-moves
3 Rf8 draw
4 Kd7 loss in 2 half-moves
5 Kd8 loss in 2 half-moves
6 Ke7 loss in 2 half-moves
7 Kf7 loss in 2 half-moves
8 Kf8 loss in 2 half-moves
9 Rg1 loss in 2 half-moves
10 Rg2 loss in 2 half-moves
11 Rg3 loss in 2 half-moves
12 Rg4 loss in 2 half-moves
13 Rh8 loss in 2 half-moves
14 Rg5 loss in 1 half-moves