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 Ke1 draw
3 Kf2 draw
4 Kg1 draw
5 Ra2 draw
6 Re2 draw
7 Rf2 draw
8 Rg1 draw
9 Rh2 draw
10 Ke2 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rd2 loss in 2 half-moves
14 Rg3 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rg7 loss in 2 half-moves