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

EGTB: draw

# move score
1 Ka6 draw
2 Kb5 draw
3 Kb6 draw
4 Ra8 draw
5 Rb8 draw
6 Rc8 draw
7 Rd8 draw
8 Re2 draw
9 Re3 draw
10 Re4 draw
11 Re6 draw
12 Re7 draw
13 Rf8 draw
14 Rg8 draw
15 Rh8 draw
16 Ka4 loss in 2 half-moves
17 Kb4 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Re5 loss in 2 half-moves