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

EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 Ra3 draw
3 Rb1 draw
4 Rb2 draw
5 Rb8 draw
6 Re3 draw
7 Rf3 draw
8 Rh3 draw
9 Kc5 loss in 2 half-moves
10 Kc6 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kde5 loss in 2 half-moves
15 Kde6 loss in 2 half-moves
16 Kde7 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Kfe5 loss in 2 half-moves
20 Kfe6 loss in 2 half-moves
21 Kfe7 loss in 2 half-moves
22 Kg5 loss in 2 half-moves
23 Kg6 loss in 2 half-moves
24 Kg7 loss in 2 half-moves
25 Rb4 loss in 2 half-moves
26 Rb5 loss in 2 half-moves
27 Rb6 loss in 2 half-moves
28 Rb7 loss in 2 half-moves
29 Rc3 loss in 2 half-moves
30 Rd3 loss in 2 half-moves