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 Rc3 draw
7 Rc4 draw
8 Rc5 draw
9 Rc8 draw
10 Rd7 draw
11 Re7 draw
12 Rf7 draw
13 Rg7 draw
14 Rh7 draw
15 Rb7 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rc6 loss in 2 half-moves