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

EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Rg2 win in 3 half-moves
3 Rg4 win in 3 half-moves
4 Rg3 win in 7 half-moves
5 Ra8 draw
6 Rd8 draw
7 Re8 draw
8 Rf8 draw
9 Rg5 draw
10 Ke2 loss in 2 half-moves
11 Ke3 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Kf2 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kfg2 loss in 2 half-moves
16 Kfg3 loss in 2 half-moves
17 Kg1 loss in 2 half-moves
18 Kg4 loss in 2 half-moves
19 Kh1 loss in 2 half-moves
20 Kh3 loss in 2 half-moves
21 Khg2 loss in 2 half-moves
22 Khg3 loss in 2 half-moves
23 Rb8 loss in 2 half-moves
24 Rc8 loss in 2 half-moves
25 Rg6 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh8 loss in 2 half-moves