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

EGTB: win in 2 half-moves

# move score
1 Rg2 win in 1 half-moves
2 Re4 draw
3 Kf5 loss in 2 half-moves
4 Kf6 loss in 2 half-moves
5 Kf7 loss in 2 half-moves
6 Kg5 loss in 2 half-moves
7 Kg8 loss in 2 half-moves
8 Kgg7 loss in 2 half-moves
9 Kgh6 loss in 2 half-moves
10 Kh5 loss in 2 half-moves
11 Kh8 loss in 2 half-moves
12 Khg7 loss in 2 half-moves
13 Khh6 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Rf4 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 Rh4 loss in 2 half-moves