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 Kf7 draw
3 Kg7 draw
4 Kg8 draw
5 Re2 draw
6 Rf2 draw
7 Rg3 draw
8 Rg8 draw
9 Ke7 loss in 2 half-moves
10 Ke8 loss in 2 half-moves
11 Ra2 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rd2 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
19 Rh2 loss in 1 half-moves