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

EGTB: draw

# move score
1 Ka1 draw
2 Ka3 draw
3 Kb1 draw
4 Kb2 draw
5 Kb3 draw
6 Ra6 draw
7 Rb6 draw
8 Rc1 draw
9 Rc2 draw
10 Rc3 draw
11 Rc8 draw
12 Kc5 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rc7 loss in 2 half-moves