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 Kd7 draw
3 Kd8 draw
4 Kf6 draw
5 Kf7 draw
6 Kf8 draw
7 Ra1 draw
8 Rb5 draw
9 Rb7 draw
10 Rb8 draw
11 Rf1 draw
12 Ke8 loss in 4 half-moves
13 Kd6 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves