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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Rg6 win in 5 half-moves
3 Rc1 draw
4 Rd1 draw
5 Re1 draw
6 Rf1 draw
7 Rg4 draw
8 Rg5 draw
9 Rg7 draw
10 K7a7 loss in 2 half-moves
11 K7a8 loss in 2 half-moves
12 K7c7 loss in 2 half-moves
13 K7c8 loss in 2 half-moves
14 K8a7 loss in 2 half-moves
15 K8a8 loss in 2 half-moves
16 K8c7 loss in 2 half-moves
17 K8c8 loss in 2 half-moves
18 Ka6 loss in 2 half-moves
19 Kb6 loss in 2 half-moves
20 Kc6 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rh1 loss in 2 half-moves