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

EGTB: draw

# move score
1 K7b7 draw
2 K8b7 draw
3 K8b8 draw
4 Ra6 draw
5 Rb6 draw
6 Rc6 draw
7 Rd6 draw
8 Rh1 draw
9 Rh2 draw
10 Rh3 draw
11 Rh4 draw
12 Rh5 draw
13 K7b8 loss in 2 half-moves
14 Ka6 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Re6 loss in 1 half-moves
17 Rf6 loss in 1 half-moves
18 Rg6 loss in 1 half-moves
19 Rh7 loss in 1 half-moves
20 Rh8 loss in 1 half-moves