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

EGTB: draw

# move score
1 Kd7 draw
2 Kd8 draw
3 Ke7 draw
4 Kf7 draw
5 Kf8 draw
6 Ra8 draw
7 Rb8 draw
8 Rc3 draw
9 Rc4 draw
10 Rc5 draw
11 Rc6 draw
12 Rd8 draw
13 Rc1 loss in 2 half-moves
14 Rc2 loss in 2 half-moves
15 Rc7 loss in 2 half-moves