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

EGTB: win in 2 half-moves

# move score
1 Rg5 win in 1 half-moves
2 Ra8 draw
3 Kc2 loss in 2 half-moves
4 Kc3 loss in 2 half-moves
5 Kc4 loss in 2 half-moves
6 Kd2 loss in 2 half-moves
7 Kd4 loss in 2 half-moves
8 Kde2 loss in 2 half-moves
9 Ke1 loss in 2 half-moves
10 Ke3 loss in 2 half-moves
11 Ke4 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Kfe2 loss in 2 half-moves
14 Kg1 loss in 2 half-moves
15 Kg2 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg2 loss in 2 half-moves
23 Rg3 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rg6 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh8 loss in 2 half-moves