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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Kg3 win in 5 half-moves
3 Kg4 win in 5 half-moves
4 Rh2 draw
5 K1h2 loss in 2 half-moves
6 K3h2 loss in 2 half-moves
7 Kg1 loss in 2 half-moves
8 Kh4 loss in 2 half-moves
9 Ra2 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rc2 loss in 2 half-moves
12 Rd2 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Rf2 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rg8 loss in 2 half-moves