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 Re2 draw
3 K7f7 loss in 2 half-moves
4 K7f8 loss in 2 half-moves
5 K7h7 loss in 2 half-moves
6 K7h8 loss in 2 half-moves
7 K8f7 loss in 2 half-moves
8 K8f8 loss in 2 half-moves
9 K8h7 loss in 2 half-moves
10 K8h8 loss in 2 half-moves
11 Kf6 loss in 2 half-moves
12 Kg6 loss in 2 half-moves
13 Kh6 loss in 2 half-moves
14 Ra2 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rg5 loss in 2 half-moves
22 Rg6 loss in 2 half-moves
23 Rh2 loss in 2 half-moves