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

EGTB: draw

# move score
1 Kb7 draw
2 Rb8 loss in 26 half-moves
3 Kb6 loss in 22 half-moves
4 Kb5 loss in 18 half-moves
5 Ka7 loss in 10 half-moves
6 Ra7 loss in 10 half-moves
7 Ka5 loss in 4 half-moves
8 Rc8 loss in 4 half-moves
9 Rd8 loss in 2 half-moves
10 Re8 loss in 2 half-moves
11 Rf8 loss in 2 half-moves
12 Rh8 loss in 2 half-moves
13 Rg8 loss in 1 half-moves