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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Kd3 win in 5 half-moves
3 Ke3 win in 9 half-moves
4 Kf5 win in 11 half-moves
5 Kc1 draw
6 Kc2 draw
7 Kc3 draw
8 Kd1 draw
9 Ke1 draw
10 Ke2 draw
11 Kf4 draw
12 Kf6 draw
13 Kg4 draw
14 Kg6 draw
15 Kh4 draw
16 Kh5 draw
17 Kh6 draw
18 Ra3 draw
19 Ra4 draw
20 Ra5 draw
21 Ra6 draw
22 Ra7 draw
23 Rb8 draw
24 Rc8 draw
25 Rd8 draw
26 Re8 draw
27 Rf8 draw
28 Ra1 loss in 2 half-moves
29 Ra2 loss in 2 half-moves
30 Rh8 loss in 2 half-moves