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 Kd7 draw
3 Ke7 draw
4 Rh6 draw
5 Rh7 loss in 14 half-moves
6 Kc8 loss in 12 half-moves
7 Ke8 loss in 10 half-moves
8 Rf8 loss in 8 half-moves
9 Rh2 loss in 4 half-moves
10 Rh3 loss in 4 half-moves
11 Kc7 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rh4 loss in 2 half-moves
14 Rh5 loss in 2 half-moves
15 Rh1 loss in 1 half-moves