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 Ka6 draw
3 Kb6 draw
4 Kb7 draw
5 Kb8 draw
6 Rd1 draw
7 Rd2 draw
8 Rd6 draw
9 Re8 draw
10 Rf8 draw
11 Ra8 loss in 20 half-moves
12 Ka8 loss in 12 half-moves
13 Rd7 loss in 12 half-moves
14 Rb8 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves