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

EGTB: draw

# move score
1 Rc8 draw
2 Rf8 draw
3 Rh8 draw
4 Kf8 loss in 6 half-moves
5 Kg6 loss in 4 half-moves
6 Kh6 loss in 4 half-moves
7 Kh7 loss in 4 half-moves
8 Kh8 loss in 4 half-moves
9 Kf6 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves