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 Rh1 draw
4 Rh2 draw
5 Rh3 draw
6 Ka6 loss in 2 half-moves
7 Ka8 loss in 2 half-moves
8 Kb6 loss in 2 half-moves
9 Kb7 loss in 2 half-moves
10 Kb8 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Rh6 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Rh5 loss in 1 half-moves