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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Rd8 win in 3 half-moves
3 Rf3 draw
4 K5c6 loss in 2 half-moves
5 K5d6 loss in 2 half-moves
6 K5e6 loss in 2 half-moves
7 K7c6 loss in 2 half-moves
8 K7d6 loss in 2 half-moves
9 K7e6 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kc8 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kd8 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Ke8 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rf2 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rf5 loss in 2 half-moves
28 Rf6 loss in 2 half-moves
29 Rf7 loss in 2 half-moves
30 Rh8 loss in 2 half-moves