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

EGTB: draw

# move score
1 Rc8 draw
2 Re8 draw
3 Rf8 draw
4 Rg8 draw
5 Rh4 draw
6 Rh5 draw
7 Kg2 loss in 2 half-moves
8 Kg3 loss in 2 half-moves
9 Kg4 loss in 2 half-moves
10 Kh2 loss in 2 half-moves
11 Kh4 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Rh6 loss in 2 half-moves
16 Rh7 loss in 2 half-moves