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

EGTB: draw

# move score
1 Ka1 draw
2 Kb1 draw
3 Ra4 draw
4 Ra5 draw
5 Ra6 draw
6 Ra7 draw
7 Ra8 draw
8 Rb3 draw
9 Rc3 draw
10 Rd3 draw
11 Re3 draw
12 Rf3 draw
13 Rg3 draw
14 Rh3 draw
15 Kb2 loss in 2 half-moves
16 Kb3 loss in 2 half-moves