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

EGTB: draw

# move score
1 Kc7 draw
2 Kd7 draw
3 Ke7 draw
4 Ke8 draw
5 Ra8 draw
6 Rb8 draw
7 Rc5 draw
8 Rc6 draw
9 Rc7 draw
10 Rc1 loss in 2 half-moves
11 Rc2 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rc4 loss in 2 half-moves