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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Ra2 draw
3 Rb2 draw
4 Rc2 draw
5 Rd2 draw
6 Rg3 draw
7 Rg5 draw
8 Rg6 draw
9 Kf6 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Kf8 loss in 2 half-moves
12 Kg6 loss in 2 half-moves
13 Kg8 loss in 2 half-moves
14 Kh6 loss in 2 half-moves
15 Kh7 loss in 2 half-moves
16 Kh8 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh2 loss in 2 half-moves