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 Kgg2 win in 5 half-moves
3 Kgh2 win in 5 half-moves
4 Kgh4 win in 5 half-moves
5 Khh2 win in 5 half-moves
6 Kgg4 win in 7 half-moves
7 Khg4 win in 7 half-moves
8 Khh4 win in 7 half-moves
9 Rh8 win in 7 half-moves
10 Khg2 draw
11 Ra8 draw
12 Rb8 draw
13 Rg5 draw
14 Rg6 draw
15 Rg7 draw
16 Kf2 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Kf4 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves