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

EGTB: win in 2 half-moves

# move score
1 Rc8 win in 1 half-moves
2 Kf7 draw
3 Kf8 draw
4 Kg8 draw
5 Kh7 draw
6 Kh8 draw
7 Ra1 draw
8 Ra5 draw
9 Ra6 draw
10 Ra7 draw
11 Rb8 draw
12 Rd8 draw
13 Re8 draw
14 Rf8 draw
15 Rg8 draw
16 Kf6 loss in 2 half-moves
17 Kg6 loss in 2 half-moves
18 Kh6 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Rh8 loss in 2 half-moves