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

EGTB: draw

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