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

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Rg7 win in 3 half-moves
3 Rg8 win in 3 half-moves
4 Ra2 draw
5 Kc7 loss in 2 half-moves
6 Kc8 loss in 2 half-moves
7 Kd7 loss in 2 half-moves
8 Kde7 loss in 2 half-moves
9 Kde8 loss in 2 half-moves
10 Ke6 loss in 2 half-moves
11 Kf6 loss in 2 half-moves
12 Kf8 loss in 2 half-moves
13 Kfe7 loss in 2 half-moves
14 Kfe8 loss in 2 half-moves
15 Kg6 loss in 2 half-moves
16 Kg7 loss in 2 half-moves
17 Kg8 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rc2 loss in 2 half-moves
20 Rd2 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Rf2 loss in 2 half-moves
23 Rg3 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rg5 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rh2 loss in 2 half-moves