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 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc1 draw
6 Kc8 draw
7 Kd7 draw
8 Kd8 draw
9 Ke1 draw
10 Ra1 draw
11 Ra6 draw
12 Ra7 draw
13 Rb8 draw
14 Rc8 draw
15 Kc2 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Ke2 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra4 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves