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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc8 draw
5 Kd7 draw
6 Kd8 draw
7 Ke2 draw
8 Kf2 draw
9 Kf3 draw
10 Kf4 draw
11 Rc8 draw
12 Re8 draw
13 Rf8 draw
14 Rh1 draw
15 Rh3 draw
16 Rh5 draw
17 Rh6 draw
18 Rh7 draw
19 Kb6 loss in 2 half-moves
20 Kc6 loss in 2 half-moves
21 Kd2 loss in 2 half-moves
22 Kd3 loss in 2 half-moves
23 Kd4 loss in 2 half-moves
24 Kd6 loss in 2 half-moves
25 Ke4 loss in 2 half-moves
26 Ra8 loss in 2 half-moves
27 Rb8 loss in 2 half-moves
28 Rd8 loss in 2 half-moves
29 Rh2 loss in 2 half-moves
30 Rh4 loss in 2 half-moves