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

EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Nc8 loss in 2 half-moves
3 Rab8 loss in 2 half-moves
4 Rac8 loss in 2 half-moves
5 Rad8 loss in 2 half-moves
6 Rae8 loss in 2 half-moves
7 Raf8 loss in 2 half-moves
8 Rg1 loss in 2 half-moves
9 Rg2 loss in 2 half-moves
10 Rg3 loss in 2 half-moves
11 Rg4 loss in 2 half-moves
12 Rg5 loss in 2 half-moves
13 Rg6 loss in 2 half-moves
14 Rgb8 loss in 2 half-moves
15 Rgc8 loss in 2 half-moves
16 Rgd8 loss in 2 half-moves
17 Rge8 loss in 2 half-moves
18 Rgf8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves
20 Nb5 loss in 1 half-moves
21 Nc6 loss in 1 half-moves