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

EGTB: draw

# move score
1 Ka5 draw
2 Ka6 draw
3 Ka7 draw
4 Kb5 draw
5 Kb7 draw
6 Kc5 draw
7 Kc6 draw
8 Kc7 draw
9 Rb8 draw
10 Rd8 draw
11 Re3 draw
12 Re4 draw
13 Re5 draw
14 Re6 draw
15 Re7 draw
16 Rf8 draw
17 Rg8 draw
18 Rh8 draw
19 Ra8 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Re2 loss in 2 half-moves