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

EGTB: draw

# move score
1 Rc8 draw
2 Rd8 draw
3 Rh1 draw
4 Rh2 draw
5 Rh3 draw
6 Rh4 draw
7 Rh7 draw
8 Ra8 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Re8 loss in 2 half-moves
11 Rf8 loss in 2 half-moves
12 Rg8 loss in 2 half-moves
13 Rh5 loss in 2 half-moves
14 Rh6 loss in 2 half-moves