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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Ke2 draw
3 Ke3 draw
4 Kf2 draw
5 Ra2 draw
6 Rb2 draw
7 Rc2 draw
8 Rf2 draw
9 Rg1 draw
10 Rg3 draw
11 Rh2 draw
12 Kg3 loss in 12 half-moves
13 Ke4 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kg4 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves