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

EGTB: draw

# move score
1 Kc7 draw
2 Kc8 draw
3 Kd7 draw
4 Ke7 draw
5 Ke8 draw
6 Ra8 draw
7 Rb4 draw
8 Rb5 draw
9 Rb6 draw
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc8 loss in 2 half-moves