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 Ra8 draw
3 Rd1 draw
4 Rd2 draw
5 Rd3 draw
6 Rd4 draw
7 Re8 draw
8 Rf8 draw
9 Rg8 draw
10 Rh8 draw
11 Kf1 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Kgh2 loss in 2 half-moves
14 Kgg2 loss in 1 half-moves
15 Khg2 loss in 1 half-moves
16 Khh2 loss in 1 half-moves
17 Rb8 loss in 1 half-moves
18 Rd5 loss in 1 half-moves
19 Rd6 loss in 1 half-moves
20 Rd7 loss in 1 half-moves