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

EGTB: draw

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