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

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Kg7 draw
3 Kh7 draw
4 Kh8 draw
5 Ra2 draw
6 Rf2 draw
7 Rg4 draw
8 Rg5 draw
9 Rg6 draw
10 Rh2 draw
11 Kf7 loss in 2 half-moves
12 Kf8 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rd2 loss in 2 half-moves
15 Re2 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rb2 loss in 1 half-moves