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

EGTB: draw

# move score
1 Ka2 draw
2 Kb1 draw
3 Kb2 draw
4 Ra7 draw
5 Rb7 draw
6 Rc1 draw
7 Rc2 draw
8 Rc6 draw
9 Rc8 draw
10 Rd7 draw
11 Re7 draw
12 Rf7 draw
13 Rc3 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh7 loss in 2 half-moves