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

EGTB: draw

# move score
1 Ka6 draw
2 Kaa7 draw
3 Kba7 draw
4 Kc6 draw
5 Kc7 draw
6 Kc8 draw
7 Rc8 draw
8 Rd8 draw
9 Re8 draw
10 Rf8 draw
11 Rg8 draw
12 Rh8 draw
13 Kb6 loss in 1 half-moves