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

EGTB: draw

# move score
1 Kb7 draw
2 Re8 draw
3 Ka7 loss in 14 half-moves
4 Rf8 loss in 4 half-moves
5 Rg8 loss in 4 half-moves
6 Rh8 loss in 4 half-moves
7 Ka5 loss in 2 half-moves
8 Kb5 loss in 2 half-moves
9 Kb6 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves