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

EGTB: draw

# move score
1 Ka6 draw
2 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Ra2 draw
6 Rb2 draw
7 Rc1 draw
8 Rc3 draw
9 Rc4 draw
10 Rc5 draw
11 Rc6 draw
12 Ka8 loss in 6 half-moves
13 Re2 loss in 4 half-moves
14 Rc7 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Rd2 loss in 1 half-moves