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 Kb8 draw
3 Kc7 draw
4 Kd7 draw
5 Kd8 draw
6 Kg3 draw
7 Kg4 draw
8 Kg5 draw
9 Kh3 draw
10 Kh5 draw
11 Ra1 draw
12 Rb2 draw
13 Rb3 draw
14 Rb5 draw
15 Rb6 draw
16 Rb7 draw
17 Rb8 draw
18 Re1 draw
19 Rf1 draw
20 Rh1 draw
21 Kb7 loss in 2 half-moves
22 Rb4 loss in 1 half-moves
23 Rc1 loss in 1 half-moves
24 Rd1 loss in 1 half-moves