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

EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Rg5 win in 3 half-moves
3 Rg7 win in 3 half-moves
4 Rg8 win in 7 half-moves
5 Ra1 draw
6 Rd1 draw
7 Re1 draw
8 Rf1 draw
9 Rg6 draw
10 Ke5 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kf7 loss in 2 half-moves
15 Kfg5 loss in 2 half-moves
16 Kfg6 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Kg7 loss in 2 half-moves
19 Kh4 loss in 2 half-moves
20 Kh6 loss in 2 half-moves
21 Khg5 loss in 2 half-moves
22 Khg6 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rc1 loss in 2 half-moves
25 Rg2 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh1 loss in 2 half-moves