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 Rh1 draw
3 Rh2 draw
4 Rh8 draw
5 Ka2 loss in 2 half-moves
6 Ka3 loss in 2 half-moves
7 Ka4 loss in 2 half-moves
8 Kb2 loss in 2 half-moves
9 Kb4 loss in 2 half-moves
10 Kbc3 loss in 2 half-moves
11 Kbc4 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Kdc3 loss in 2 half-moves
17 Kdc4 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rh3 loss in 2 half-moves
24 Rh5 loss in 2 half-moves
25 Rh6 loss in 2 half-moves
26 Rh7 loss in 2 half-moves