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 Kd3 draw
3 Kd4 draw
4 Kd5 draw
5 Ke3 draw
6 Ke5 draw
7 Kf3 draw
8 Kf4 draw
9 Ra3 draw
10 Rb1 draw
11 Rb2 draw
12 Rb4 draw
13 Rb5 draw
14 Rb6 draw
15 Rc3 draw
16 Re3 draw
17 Rh3 draw
18 Kf5 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Rf3 loss in 2 half-moves