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

EGTB: draw

# move score
1 Ka6 draw
2 Ka7 draw
3 Ka8 draw
4 Kb6 draw
5 Kc6 draw
6 Kc7 draw
7 Kc8 draw
8 Ra8 draw
9 Rc8 draw
10 Rd8 draw
11 Rg8 draw
12 Rh8 draw
13 Re8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves