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 Rg3 loss in 16 half-moves
3 Rg6 loss in 16 half-moves
4 Kh6 loss in 14 half-moves
5 Kh8 loss in 14 half-moves
6 Rg7 loss in 14 half-moves
7 Kg7 loss in 10 half-moves
8 Ra8 loss in 10 half-moves
9 Rc8 loss in 10 half-moves
10 Rh8 loss in 10 half-moves
11 Kg6 loss in 8 half-moves
12 Rb8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg5 loss in 2 half-moves