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

EGTB: win in 2 half-moves

# move score
1 Rg3 win in 1 half-moves
2 Kb2 draw
3 Kd2 draw
4 Ra3 draw
5 Rb1 draw
6 Kc3 loss in 8 half-moves
7 Rb2 loss in 8 half-moves
8 Kb1 loss in 4 half-moves
9 Kc1 loss in 4 half-moves
10 Kd1 loss in 4 half-moves
11 Kd3 loss in 4 half-moves
12 Rb4 loss in 4 half-moves
13 Rb5 loss in 4 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves