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

EGTB: draw

# move score
1 Ka4 draw
2 Ka6 draw
3 Kb4 draw
4 Kb5 draw
5 Kb6 draw
6 Ra8 draw
7 Rd8 draw
8 Re8 draw
9 Rf3 draw
10 Rf4 draw
11 Rf5 draw
12 Rf6 draw
13 Rf7 draw
14 Rg8 draw
15 Rh8 draw
16 Rb8 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves