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

EGTB: draw

# move score
1 Kb5 draw
2 Kb6 draw
3 Kb7 draw
4 Kc5 draw
5 Kc7 draw
6 Kd5 draw
7 Kd6 draw
8 Kd7 draw
9 Rc8 draw
10 Rd8 draw
11 Re3 draw
12 Re4 draw
13 Re5 draw
14 Re7 draw
15 Rf8 draw
16 Rh8 draw
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Rg8 loss in 2 half-moves