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 Rg8 win in 3 half-moves
3 Rg6 win in 5 half-moves
4 Ra1 draw
5 Rb1 draw
6 Rg4 draw
7 Rg5 draw
8 Rh1 draw
9 Ka6 loss in 2 half-moves
10 Ka7 loss in 2 half-moves
11 Ka8 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kb8 loss in 2 half-moves
14 Kbc7 loss in 2 half-moves
15 Kbc8 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Kdc7 loss in 2 half-moves
19 Kdc8 loss in 2 half-moves
20 Ke7 loss in 2 half-moves
21 Ke8 loss in 2 half-moves
22 Rc1 loss in 2 half-moves
23 Rd1 loss in 2 half-moves
24 Re1 loss in 2 half-moves
25 Rf1 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rg3 loss in 2 half-moves