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

EGTB: draw

# move score
1 Ka7 draw
2 Ka8 draw
3 Kb7 draw
4 Kc7 draw
5 Kc8 draw
6 Ra4 draw
7 Rc4 draw
8 Rd4 draw
9 Rf4 draw
10 Rg4 draw
11 Rh3 draw
12 Rh5 draw
13 Rh6 draw
14 Rh7 draw
15 Rh8 draw
16 Rb4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Rh2 loss in 2 half-moves