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

EGTB: draw

# move score
1 Ka6 draw
2 Ka8 draw
3 Kb6 draw
4 Kb7 draw
5 Kb8 draw
6 Rc1 draw
7 Rc2 draw
8 Rc3 draw
9 Rc4 draw
10 Rc5 draw
11 Rc6 draw
12 Rc8 draw
13 Rf7 draw
14 Rg7 draw
15 Rh7 draw
16 Rb7 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Re7 loss in 2 half-moves