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 Kd6 draw
3 Kd7 draw
4 Kd8 draw
5 Kf7 draw
6 Rd8 draw
7 Re8 draw
8 Rf8 draw
9 Rg8 draw
10 Rh6 draw
11 Ke6 loss in 6 half-moves
12 Ke8 loss in 4 half-moves
13 Kf6 loss in 4 half-moves
14 Kf8 loss in 4 half-moves
15 Rh4 loss in 4 half-moves
16 Rh5 loss in 4 half-moves
17 Rh7 loss in 4 half-moves
18 Ra8 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Rh3 loss in 2 half-moves
22 Rh2 loss in 1 half-moves