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

EGTB: draw

# move score
1 Kb7 draw
2 Kc7 draw
3 Kc8 draw
4 Rd5 draw
5 Re5 draw
6 Rf5 draw
7 Rg5 draw
8 Rh4 draw
9 Rh6 draw
10 Rh7 draw
11 Rh8 draw
12 Ka7 loss in 4 half-moves
13 Ka8 loss in 4 half-moves
14 Ra5 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rh1 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Rh3 loss in 2 half-moves